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About Barrie Jones
(Top Expert on this page)

Expertise
Any technical questions regarding MG T Series or MGB. I specialise in SU carburettors, Lucas wiring, suspension, steering, brakes.

Experience
Owned TF1500 since 1966. Technical specialist for the TD and TF with the MG Car Club T Register. Owned 19 MGBs and currently own 2 MGBGT V8s and a TF1500. Written books on MGs.

Organizations
MG Car Club, MG Owners Club.

Education/Credentials
M Phil, C Eng, BSc (Eng).

You are here: Experts > Home/Garden > Auto Repair > MG Car Repair

Questions Answered By Expert Barrie Jones
In Category MG Car Repair

Subject	Date Asked

MGTF	11/16/2009
Q: My girlfriend has an 03 MGTF. The windows have stopped working before and now have stopped working ... A: I do not claim to be an expert on the modern MGTF. My knowledge relates to the classic MG TF made ...
clutch on 1974 MGB	11/15/2009
Q: All of a sudden, like the next day, my clutch pedal goes easily to the floor without engaging the ... A: If your master cylinder is empty, but there is no puddle, then you have a slow leak. If you fill ...
clutch on 1974 MGB	11/14/2009
Q: All of a sudden, like the next day, my clutch pedal goes easily to the floor without engaging the ... A: Sounds like you have had a hydraulic clutch failure. Check these in sequence: 1) If the clutch ...
MGB wiring	11/13/2009
Q: We have a 79 MGB that the engine died and we put in a '67 MGB engine in it. The 79 is neg. ground ... A: Yes, you can do this. A 67 engine will fit a 79 vehicle, and you can use the 67 starter motor. The ...
Barrie's Notes	11/12/2009
Q: I know this is not a car repair question, but my husband wants your book so I am trying to get it ... A: I have written two books with the title Barrie's Notes'. It depends whether your husband owns an ...
Ignition switch	11/11/2009
Q: Barry, I have a 1973 USA MGB. I have a problem with the ignition switch. Car cranks when ... A: The start position of the switch has failed so you need a new switch. I am pretty sure the return ...
BALLAST WIRE	11/10/2009
Q: I want to fit electronic ignition to my 1975 mgb. how do i bypass the ballast wire? is there any ... A: There are two power wires attached to the + terminal of the coil. They are coloured white with a ...
Clutch pedal with overcentre spring	11/10/2009
Q: When does a clutch pedal with overcentre spring(For semi-hyd system)does not retract back completely ... A: I presume you are asking about an MGB? The clutch pedal and the brake pedal pivot about one long ...
74 MG BGT	11/4/2009
Q: The brake lights don't work...but the tail lights do. I checked all the fuses and the bulbs and am ... A: The brake lights share the same fuse as the wiper motor and the heater motor. If these are both ...
mg midget misfire/popping sound	10/29/2009
Q: I've got a 1972 mg midget. Up until a month ago, it ran like a dream. However, since then there ... A: If you have done ANYTHING to the engine recently, no matter how trivial, please tell me because it ...
mg midget misfire/popping sound	10/28/2009
Q: I've got a 1972 mg midget. Up until a month ago, it ran like a dream. However, since then there ... A: Sounds like a leak in the exhaust to me. It could be that when you grounded the exhaust it broke ...
emergency brake adjustment	10/10/2009
Q: I have a '77 MG Midget and trying to adjust emergency brake. Manuel show adjustment at rear wheels, ... A: There was a change of design at (approximately) chassis number 182000. After that, the adjuster was ...
MGB GT Brake Lights	10/6/2009
Q: I recently purchased a 1974 MGB GT in good condition. Everything works except my brake lights ... A: The brake lights are wired from fuse #3 (green wires one side, white the other side). This fuse ...
Follow up on MGB stops when hot	10/4/2009
Q: some additional feedback. I reinspected my fuel pump diagram, turns out the only element with a tear ... A: You're Welcome, Peter. In the mid 1970s the SU pump gained a plastic membrane to protect the ...
Electrical	10/1/2009
Q: I have a 1978 MG Midget that is having some typical Lucas electrical problems. When I got the car ... A: I think you have more than one problem here. 1) There are two Red/Green wires coming from the ...
Burning coils	10/1/2009
Q: when I got my '76 MGB about a year ago, it had a 45D4 with points. After replacing the points a ... A: The voltages that you have given me look fine. Did you wire EVERYTHING through the relay? With ...
MGB Electronic Tachometer	9/30/2009
Q: I've a '60 MGA that has an early B 1800 engine with electronic tach which ceased functioning. I'd ... A: The MGA was originally wired for positive earth. I assume that the tachometer has the words ...
Burning coils	9/29/2009
Q: when I got my '76 MGB about a year ago, it had a 45D4 with points. After replacing the points a ... A: If you have any doubts about your ignition switch, then use it to power a relay with the power feed ...
Burning coils	9/29/2009
Q: when I got my '76 MGB about a year ago, it had a 45D4 with points. After replacing the points a ... A: The points system does deteriorate over time, but a properly set-up system works just fine. If you ...
B stops running when warm	9/28/2009
Q: My 74 B starts fine, I wait till it's warmed to about midpoint on temp gage to move, after about 5 ... A: I think you are getting there. A partially split diaphragm would be enough to give the symptoms you ...
MGB idle speed	9/27/2009
Q: I'm curently working on a 1965 MGB roadster and I would likt to understand why the the front jet and ... A: The two jets should be mirror images of each other. In particular, the brass jets should be ...
transmission identification	9/26/2009
Q: I have a 1976 MGB that I am trying to sell and I keep getting asked if it has an overdrive ... A: Yes, you could look underneath the car. Behind the engine and the gearbox you will see a third ...
B stops running when warm	9/25/2009
Q: My 74 B starts fine, I wait till it's warmed to about midpoint on temp gage to move, after about 5 ... A: Peter. You seem to be doing all the right things. When you removed the emissions equipment, did ...
MG Midget UK version Rocker breather/vacum	9/25/2009
Q: i am in the UK, i have a 1962 midget 1098cc with twin SU's. i want to fit an alloy rocker cover to ... A: The breather pipe removes gases from the crankcase allowing them to be sucked into the carbs and ...
Original SU Carbs for MG TF 1500	9/25/2009
Q: I am looking at a set of Su Carbs on Ebay. They are H4 type(1.5")AUC6020's. Front is #6030 & Rear is ... A: I found the TF carbs on Ebay Motors. They look correct to me: Float chambers are large diameter, ...
B stops running when warm	9/24/2009
Q: My 74 B starts fine, I wait till it's warmed to about midpoint on temp gage to move, after about 5 ... A: That eliminates the fuel delivery side. Yours is not the first MG that I have heard about with ...
Midget Body Restoration (Spit Roast)	9/23/2009
Q: I bought a 1966 MkII Midget earlier this year and I am enjoying it, taking me back to my teens when ... A: I like the look of the `spit roast' and think it would work well with a Midget. However, there is ...
B stops running when warm	9/22/2009
Q: My 74 B starts fine, I wait till it's warmed to about midpoint on temp gage to move, after about 5 ... A: The fact that you splutter to a stop leads me to think fuel starvation. The pump is delivering ...
Zeneth Carb	9/21/2009
Q: We own two MGB's '79, '80. My son has the '79 he can drive it a couple of miles and if he kills it ... A: I think the oil in the dashpot is too thick. Can you remove the damper, clean all the old oil out ...
MGB burning oil	9/19/2009
Q: The car is a 73 MGB USA model that is sending quite a bit of bluish smoke into the cockpit through ... A: I think you have a worn engine. The compressions should all be the same, within 10 psi. Also, ...
Clutch and Transmission	9/19/2009
Q: The system requires a new thread.. however back to the saga: Last we spoke the engine will need to ... A: While the engine is out, check for any signs of oil running down behind the flywheel. It is quite ...
Cold starts	9/18/2009
Q: I have a '76 B that I recently reactivated after 10 years of outside storage. I did a whole bunch ... A: Sounds like the automatic choke is not working. This quite a complex unit, and checking it is not ...
converting 6 volt batteries to a 12 volt	9/18/2009
Q: I read the answer regarding switching to a 12 volt but how do I determine if I have a negative ... A: Your question is very sensible. I use the largest, most powerful 12 volt battery that I can get ...
converting 6 volt batteries to a 12 volt	9/17/2009
Q: I read the answer regarding switching to a 12 volt but how do I determine if I have a negative ... A: Assuming that your car works OK at present with two 6 volt batteries, and that the radio works, just ...
ignition fault	9/17/2009
Q: I have a 1972 MGB GT i cannot get a spark from the coil. I have replaced the coil, condenser, and ... A: You have the wires to the coil the wrong way round. The 1972 MGB is wired for negative earth, so ...
79 MGB w/dual SU's dies at high speeds	9/16/2009
Q: My 1979 MGB w/dual SU HS4's dies at high speeds...but let me back up and tell a little about what my ... A: Wow, you have had a lot of trouble. For your information, there were two slightly different ...
1980 MGB (USA)	9/15/2009
Q: Will it hurt to run without a thermostat in a warm weather state like Florida? If so, what temp ... A: If you run without a thermostat, then you should fit a blanking sleeve in its place. If you just ...
67 MGB Clutch	9/14/2009
Q: Barrie: I have had my MGB about a year. Prior to my ownership , work was done to the car to make it ... A: I am afraid you are right. Out she comes. My guess is that the carbon thrust bearing has worn out, ...
ignition fault	9/14/2009
Q: I have a 1972 MGB GT i cannot get a spark from the coil. I have replaced the coil, condenser, and ... A: The small cylindrical component attached to the coil + terminal is a radio suppressor. You can ...
67 MGB Clutch	9/14/2009
Q: Barrie: I have had my MGB about a year. Prior to my ownership , work was done to the car to make it ... A: Sounds ominous. Have you inspected the clevis pin that attaches to the clutch actuating lever? ...
1973 mgb v8 bleeding brakes with servo	9/13/2009
Q: I have recently been restoring my v8 replacing brake pipes mastercylinder seals, servo seals and am ... A: You could try disconnecting the exit pipe from the master cylinder and blanking it off with a 3/8 ...
1968 MGB Slave Cylinder	9/11/2009
Q: I have a 1968 MGB. As I came to a stop sign I attempted to put the car back in gear and couldn't do ... A: In your photo, the bleed nipple is in the wrong hole. That is where the hose should go. You must ...
mgb convertable top	9/10/2009
Q: I have a 1979 mgb. Idont know how to put the convertable top down.Please help me A: Do not fold the hood until it is dry, and Make sure the rear window is zipped into place before you ...
67 MGB Clutch	9/7/2009
Q: Barrie: I have had my MGB about a year. Prior to my ownership , work was done to the car to make it ... A: The fact that you are losing fluid tells me that either the master or the slave cylinder is weeping, ...
1972 MG Midget (USA) ignition troubles	9/7/2009
Q: I recently replaced the starter solenoid among some other work and hoped to drive my car on a ... A: Sounds like fuel starvation to me. The fuel pump could be lazy. It fills the float chambers, you ...
Speedometer Part Numbers	9/6/2009
Q: I have a 1975 Midget VIN #GAN6UF154353. The speedometer works but the odomoter doesn't. I am not ... A: All GAN6 midgets had the same speedo from September 74 through to November 77. Be careful, some ...
Engine Serial Number	9/6/2009
Q: I am trying to identify the engine in my newly acquired 1975 Midget. I find 2 numbers, one stamped ... A: The other number you gave me is a part number. I checked, and it is the correct head for a 1500 ...
Seized Rear Brakes	9/5/2009
Q: I own a 1977 MGB which has been standing for 3 years unused. The rear brakes have seized onto the ... A: This really is a tricky question. If you have left the handbrake on and the brake shoes have rusted ...
1979 MG Midget ignition fault	9/4/2009
Q: Not getting any spark from ignition coil. Have replaced the points, condenser, rotor arm, ... A: The 1500 Midget has a mechanical fuel pump which is operated by the engine. To test it, I would ...
Ignition problems	9/2/2009
Q: My car is a 1971 MG Midget 1275 registered in England although now residing in Southern Ireland.I ... A: Mendit. The ignition light is typical of a sticking cut-out inside the voltage regulator box, but I ...
1979 mgb	9/1/2009
Q: I just purchased a 1979 mgb I know nothing about this engine. The question I have is where is the ... A: The lever protruding behing the console operates a fresh air flap. Pull it towards you to open the ...
1979 mgb	9/1/2009
Q: I just purchased a 1979 mgb I know nothing about this engine. The question I have is where is the ... A: Here is a blown-up diagram of the air filter system on am MGB. Copy this to your browser: ...
Oil Filter on 54 TF	8/31/2009
Q: Mr. Jones, I am doing a restoration on a 1954 MG TF. My problem for today is the oil filter ... A: Depends on the make of the oil filter assembly. MG used more than one make (Purolator, Tecalemit ...
MGA Compression test	8/31/2009
Q: I recently bought a 1961 MGA and last night I did a compression test. The car has been sitting for ... A: Your approach is sound, but before you strip anything, I would run the engine for a while and re-do ...
Oil Filter on 54 TF	8/30/2009
Q: Mr. Jones, I am doing a restoration on a 1954 MG TF. My problem for today is the oil filter ... A: Assembly of the TF oil filter is as follows: 1) Mount the through-bolt vertically in a vice. ...
61 mg midget	8/28/2009
Q: i have a 1961 MG MIDGET i just rebuilt the engine and got a new wire harness. what is the volts at ... A: You are not changing anything. Your car was originally built with positive earth. (This can be a ...
61 mg midget	8/28/2009
Q: i have a 1961 MG MIDGET i just rebuilt the engine and got a new wire harness. what is the volts at ... A: All Midgets up to 1967 are wired for positive earth, so you must connect the battery + terminal to ...
alternator???????	8/28/2009
Q: I have a 79 Midget. When I drive the car at night I get a faint glow from the alternator light when ... A: By 1979 the MG factory were adding all sorts of stuff to the wiring that could cause problems, such ...
Midget 1500 windshield	8/27/2009
Q: Barrie, I'm replacing the glass in my '76 midget 1500, do I have to "glue" the rubber seals that fit ... A: You should not need any glue. The top and bottom seals clip into recesses in the frame. You can ...
Midget 1500 windshield	8/26/2009
Q: Barrie, I'm replacing the glass in my '76 midget 1500, do I have to "glue" the rubber seals that fit ... A: Replacing the windscreen glass on a Midget is not an easy task, and your question is certainly not ...
Proper coil voltage	8/26/2009
Q: I've got a USA model 1978 MGB. I just finished up doing some electrical troubleshooting (the ... A: The ballasted wire is hidden inside the loom. It seems to be a single strand of stiff grey wire ...
MGA Compression test	8/25/2009
Q: I recently bought a 1961 MGA and last night I did a compression test. The car has been sitting for ... A: Remove #2 spark plug and pour 2 teaspoons of thin oil into the hole. Do the compression test again ...
Proper coil voltage	8/24/2009
Q: I've got a USA model 1978 MGB. I just finished up doing some electrical troubleshooting (the ... A: This really depends what make of electronic ignition is fitted to your car. The 78 B had a ...
Midget 1500 Shift Lever pops out - Reverse Only	8/22/2009
Q: Trying to figure out how to fix this....When I pull up to move into reverse, very often the entire ... A: Sounds like a worn bush at the base of the gear lever. Copy this link into your browser, and ...
Power for modern reciever deck in a 74MGB	8/20/2009
Q: I have a 74 MGB that I installed a current JVC receiver in last year. It worked fine until two weeks ... A: Sounds like a loose wire to me. I suggest you pull the radio and replace it with your analogue ...
Loss in oil pressure, 77 MGB	8/17/2009
Q: The day i got my 77 mgb out of the shop for some brake work, water pump replacement, and service I ... A: Ray, this is potentially very serious. A 1977 MGB to USA spec has a mechanical oil pressure gauge, ...
acceleration problem in 3rd gear	8/14/2009
Q: My 1972 MGB (US) has a problem accelerating in 3rd gear. No problem in 1st and 2nd, lots of power. ... A: This sounds like fuel starvation to me. The reason you get it in 3rd gear is because (a) you don't ...
suspension conversion	8/12/2009
Q: I have a 1976 MGB and would like to redo the suspension, both front and back. I understand that ... A: The most cost-effective improvement is to convert the rear to telescopics such as Koni, fit a 3/4 ...
mgb wiring	8/12/2009
Q: i have 2 all brown wires near the alternater joint of the loom, only long enough to reach the fuse ... A: All brown wires should be permanently live. If they are not, you have a wiring problem. The best ...
Soleniod	8/11/2009
Q: I have a 76 midget 1500. I ordered a lucas solenoid to replace my ill one. I have double checked ... A: Your solenoid should have two thick connectors and a thin one. The thick connectors are usually ...
oil cap	8/11/2009
Q: white smoke comming out of the oil cap it run grat what is it ? A: White smoke coming from the oil cap is water vapour. This can happen when a car is used for short ...
Brake bleeding	8/10/2009
Q: per an earlier discussion, I just replaced the calipers on my '80 B. I'm having a problem bleeding ... A: If the switch has been removed and the hole plugged, that should work. I assume the front brakes ...
1974 MGB runs rough unless full manual choke	8/10/2009
Q: first a disclaimer: I'm not a car guy, but I'm trying to learn! I just bought a 1974 (built in ... A: We all had to start learning at some time. Welcome. Yes, twin carbs with a choke is original. ...
Brake bleeding	8/10/2009
Q: per an earlier discussion, I just replaced the calipers on my '80 B. I'm having a problem bleeding ... A: Did you undo the pressure differential switch 3.5 turns before trying to bleed the brakes? This is ...
MGB GT Battery Location	8/10/2009
Q: I have recently bought a MGB GT Plastic Bumper and need to charge the Battery can you tell me where ... A: Underneath the tiny rear seat you will find a black access plate with Dzus fasteners. If you undo ...
Trouble starting	8/10/2009
Q: My 1977 MG Midget does not always start and when it does during 40 kilometer per hr + it (bucks) ... A: Like I said, there are many possibilities. After 15 years, carburetters, fuel lines and the fuel ...
Borg warner allison	8/9/2009
Q: am English living in France I purchased a 1969 MGB from Miami and the ignition was changed to ... A: I think the problem that you have is due to the aftermarket electronic ignition system that has been ...
fuel filter	8/9/2009
Q: i have a 1979 mg.it does not start.i have tested the flow of gas in my fuel pump and both sides of ... A: I assume that your fuel pump ticks when you turn the key. If not, you have a faulty pump. If the ...
Borg warner allison	8/9/2009
Q: am English living in France I purchased a 1969 MGB from Miami and the ignition was changed to ... A: You should not use a ballast resistor coil on a 1969 MGB. I checked the MGB Hive catalogue, and ...
Borg warner allison	8/9/2009
Q: am English living in France I purchased a 1969 MGB from Miami and the ignition was changed to ... A: If you have an aftermarket electronic ignition and a 12 volt coil, and they are both working, then I ...
Right rear Tail light	8/9/2009
Q: I have a 1979 MGB Roadster the tail light does not work on the right side. Signal works fine. The ... A: Please check that the right front sidelight works, and that the right rear brake light works. If ...
Trouble starting	8/8/2009
Q: My 1977 MG Midget does not always start and when it does during 40 kilometer per hr + it (bucks) ... A: This is a tricky one, because there are several possibilities. I am concerned that #1 cylinder is ...
1973 MG MIdget	8/8/2009
Q: I have a problem with my alternator. Had it rebuilt by a well known shop twice. Im still having ... A: I recommend that you get an auto electrician to check out the electrics first. You may have a ...
idling	8/7/2009
Q: I have an 1976 MGB. The car runs well after it is warm, however it will not idle until it is warm. ... A: Sounds like a carburation problem. When you pull the choke out partially, does this speed the ...
Update re: Urgent >re: ques.-6/15/2009; starting probs.	8/5/2009
Q: Though the '70 MG_B I'm dealing with has kind of the reverse prob.; diesels when turned off, cold. ... A: You will be above the carb, looking down. Turn the nut anti-clockwise (lefty lefty) to weaken the ...
location of 1979 mgb fuse box	8/4/2009
Q: went to sleep last night...all lights working...got up this morning...now no lights working. ... A: I assume that you have checked and only the lights are not working. I would start the car and check ...
Urgent >re: ques.-6/15/2009; starting probs.	8/3/2009
Q: Though the '70 MG_B I'm dealing with has kind of the reverse prob.; diesels when turned off, cold. ... A: It is 7:30 am and I have just seen your question. To see your emission control equipment, paste ...
Sticky brakes	7/28/2009
Q: I recently wrote in with a brake problem which you correctly identified as a leaky master cylinder. ... A: The pistons inside the calipers are made of steel (which can rust) covered with a thick, hard layer ...
78 Midget won't start	7/27/2009
Q: My midget was running like butter until New England rain had me park it for a few weeks. Now it ... A: I listened to the video clip. Sounds like the engine fires OK, but as soon as you release the ...
My 1972 MG midget	7/27/2009
Q: I have a 1972 mg midget, and the only things wrong with it, or that the guy before me pulled out the ... A: Yes. Moss (USA) has a good website. For cooling systems, copy and paste this link: ...
re: ques.-6/15/2009; starting probs.	7/23/2009
Q: Though the '70 MG_B I'm dealing with has kind of the reverse prob.; diesels when turned off, ... A: I have just published a book on maintaining MGBs in the 21st Century. It is available through the ...
Passenger side front disk brake rotor removal	7/22/2009
Q: I have a 1966 MGB with a bad brake disk and I am having difficulity pulling the disk off. I've ... A: The disk sits on the inside of the hub. It does not come off over the grease cap. You say that ...
Changing Water Pump 1954 MGTF	7/21/2009
Q: Barrie I need to change out the water pump on my 1954 MGTF. What is the best way to get at the ... A: Yes, Bob, the safest way is to remove the radiator. It sits on two studs with nuts underneath. ...
78 Midget won't start	7/21/2009
Q: My midget was running like butter until New England rain had me park it for a few weeks. Now it ... A: I have two suggestions. 1) Water in the distributor. Unclip the cap and look inside the lid. If ...
weber down drafter run-on	7/21/2009
Q: To whom it may concern: I have a 1980 MGB with a weber down draft carburetor...it has bad run-on. I ... A: The anti run-on valve on a Zenith carb cuts the fuel after the float chamber but before the jet, so ...
gas tank	7/19/2009
Q: i removed the gas tank on my 1975 mg midget, to have it cleaned. i'afraid that i have ruined the ... A: On top of the tank is a sender unit. The later MGB has a similar unit, except it has a fuel line ...
MGB White Smoke	7/18/2009
Q: My 1979 MBG put out white smoke (when I could get it started). It now is in 10 year of storage. It ... A: White smoke is steam, which usually means the head gasket has failed. However, after standing for ...
1975 mg midget turn signals	7/17/2009
Q: I own a 1975 midget (USA). I currently have a turn indicator problem. When the turn indicator switch ... A: When switched ON, the hazard switch isolates the turn indicator relay so that it cannot interfere ...
MG Midget - cutting out, no restart	7/16/2009
Q: My 1975 Gan-6 Midget has been off the road for 12 years. My friends recently worked on it and ... A: Sounds like fuel starvation due to a faulty fuel pump. They do play up if they are left for 12 ...
mgb roadster	7/16/2009
Q: i have a 73 mgb roadster and it starts fine,but when i drive it and it gets hot,it wont start again ... A: This is a carburetter problem. Sounds like either heat soak or fuel level, or both. Is the heat ...
1974 mgb turn signals	7/14/2009
Q: I asked before where the turn signal flasher is located and you replied that it is a rectangular ... A: Sounds to me like the hazard flasher switch is corroded internally. This is a common problem. The ...
MGB voltage to coil?	7/8/2009
Q: working on a 73 MGBGT which had been stored for 8 years! New coil provided a spark and a quick clean ... A: Between the ignition switch and the coil, the wire goes via two bullet connector blocks. These ...
Temperature reading	7/7/2009
Q: My '76 MGB was keeping cool, with the needle never quite reaching the 'N' in the middle of the ... A: Just checked my build records. You are correct. The 1800 MGB did not get a separate header tank ...
Temperature reading	7/7/2009
Q: My '76 MGB was keeping cool, with the needle never quite reaching the 'N' in the middle of the ... A: The 76 B has a remote header tank, and it is important that it is kept half full, and no more. ...
cylinder compression	7/7/2009
Q: USA 73 MGB Roadster: While driving recently I got a backfire of the engine and the car began to ... A: A broken ring would give low compression. A blown head gasket ditto. The only thing that gives ...
carburretor	7/6/2009
Q: Only 1 nut is visible holding the carburretor to the manifold. Are there any more that aren't ... A: You have not given me the make, model and year of your car. If it is an MG, then it will have two ...
1978 MGB brakes	7/6/2009
Q: I cannot get the brake fluid back to my bleeder screws. I have changed my master cylinder thinking ... A: Your 1978 MGB should have a master cylinder with 3 pipes coming out of it. The two in the middle ...
MGB stops running like it is out of gas	7/6/2009
Q: I have a '75 MG that I have a love hate relationship with. I have had it since I was 16 years old, ... A: I presume you have a 75 MGB to USA specification. The electrical gremlins in the fuel gauge and ...
1965 MGB 4 Speed	7/3/2009
Q: found transmission drain plug, where is the fill/level plug A: The early MGB had a combined dipstick and filler hole on top of the gearbox. It is accessible just ...
Starting problem	7/2/2009
Q: I have a 1977 MGB. This all started when I was trying to trace down my fuel gauge and temp gauge ... A: I have had two more like you in the past month. Near the fuse box you will find a relay with 4 ...
1975 midget lights	7/1/2009
Q: I too have a non california, left side steering wheel '75 midget with an electrical ... A: I think you will find that you have an earthing fault at the rear of the car. Check out the black ...
Ignition Switch	7/1/2009
Q: MG 1979 Mark 4 1500 - my ignition switch came apart and is in pieces. Can I merely replace the ... A: The ignition switch is a small round unit that fits into the back of the steering column lock. It ...
MG midget	7/1/2009
Q: I have a 1978 Mg midget and i noticed a discoloration in the paint and when i was inspecting i fount ... A: This was a USA-only marketing campaign which began in 1976. A copy of the original advertisement is ...
MG Midget radiator expansion fill-tank	6/30/2009
Q: I don't think my Midget expansion tank is working. The car water system is OK. I've cleaned out a ... A: Your expansion tank has 2 pipes, one at the top and another at the bottom. The top pipe is the air ...
electrical trouble	6/30/2009
Q: long story here but first thank you for all the help you have given!! got my 1977 mgb out this ... A: Relay wiring is: Black to 85. White to 86. Brown to 87. White with brown stripe to 30. If the ...
66 MGBGT ignition	6/30/2009
Q: just began mechanical restoration on a car that has not been on the road (or started) for almost 20 ... A: The GT was not made until the end of 1965, so a 1966 is a very early one. It would be nice to keep ...
electrical trouble	6/29/2009
Q: long story here but first thank you for all the help you have given!! got my 1977 mgb out this ... A: That last bit of information is vital. It tells me that the ignition switch is not functioning ...
electrical trouble	6/29/2009
Q: long story here but first thank you for all the help you have given!! got my 1977 mgb out this ... A: What a sorry tale. Don't worry about the small blue plastic lump attached to the + terminal of the ...
1975 mg midget horn problem	6/28/2009
Q: I have a 1975 non california midget w/ a 1498 cc motor. My problem is that only one (the higher ... A: The problem is not at the switch, it is at the horns. They are wired in parallel, so if one works ...
Trouble (with carb?) in starting 78 MGB	6/27/2009
Q: I have a 1978 MGB made for the USA. If I just try to start the car, it tries to start, but does ... A: Well done. You have eliminated the fuel pump. Still sounds like a fuel supply problem to me. Is ...
'77 mgb electrical	6/26/2009
Q: Greetings from Maine, Barry. Hope you can help. My '77 B will start fine, but as soo as the key is ... A: I think your problem is a faulty ignition relay. Near the fuse box you will see some electrical ...
MGB Electrical failure	6/26/2009
Q: I have a 1970 MGB (USA built) however I'm in Australia. While driving all electric power will quit, ... A: The fact that the alternator light is always on usually means that the alternator is faulty. It ...
Brakes	6/25/2009
Q: I have a MGB made in Dec. 1977 shipped to the U.S.A. in 1978. I changed my front brake pads and all ... A: I need more information. 1) Does the brake warning light come on? 2) Do any of your brakes work or ...
Brake problem	6/23/2009
Q: The brakes on my '80 B were half shot. I replaced the rear cylinders, one of the pipes, and the ... A: Sounds like the master cylinder main cup is worn or partially collapsed, allowing fluid to leak past ...
cluch	6/23/2009
Q: I,ve replace the master and slave cylinders, it still want to pull off in first gear gears are ... A: I presume you have an MGB or Midget with hydraulic clutch release mechanism. I would guess there is ...
1977 MGB WILL NOT START AFTER RUNNING	6/22/2009
Q: I have a 77 MGB that after I take a ride in it and turn it off and wait about 10 mins. it will not ... A: Basically, you have got to cool things down under the bonnet. If your carburetters do not have a ...
1977 MGB WILL NOT START AFTER RUNNING	6/22/2009
Q: I have a 77 MGB that after I take a ride in it and turn it off and wait about 10 mins. it will not ... A: I need a bit more information. Does the car turn over but refuse to fire, does it turn over and ...
Trouble (with carb?) in starting 78 MGB	6/19/2009
Q: I have a 1978 MGB made for the USA. If I just try to start the car, it tries to start, but does ... A: Sounds like the fuel is having difficulty getting through. Perhaps a blocked fuel filter or a lazy ...
Fuel problem - Overflow Tube	6/16/2009
Q: I have an Mg Midget 1978 and today I realized that some petrol was coming out from both of the ... A: This is a common problem, and it is good that you noticed it. Each float chamber has a float inside ...
Car won't start after being used.	6/15/2009
Q: I recently bought a 1970 MG-B - my first MG. It has dual carburetors ("British Leyland - a Coopers ... A: Sounds like the carbs are set much too rich. (The following was edited to remove jargon)... Does ...
mg midget 1500 su carbs	6/15/2009
Q: I'm trying to identify the location of the idle screws on my (HS4?) twin carburetor, UK midget ... A: My book shows the same as yours. Your UK car should have twin HS4 carbs, either AUD328 or FZX1122 ...
1974 MG Midget	6/15/2009
Q: My MG won't start. I can get it to crank and even fire up if I shoot starting fluid into the ... A: I agree with you, Bill, it sounds like a fuel problem. Can you hear the pump ticking when you ...
45 DCOE carb linkage	6/14/2009
Q: I have a 45DCOE Weber carb on my 1978 MGB.Whenever I push down on the accelerator pedal it "binds" ... A: Sounds like a sticky throttle cable to me. Is this a new installation, or is it well-used? These ...
mgb suspension knock	6/13/2009
Q: when i brake hard front dips i get a knock on front left can you help thank you. A: You probably have some wear in the nearside front suspension. There are several possibilities, ...
no spark on #1 and #2 cylinders	6/12/2009
Q: Kind Sir, I have a 79 mgb. recient purchase. Was running rough when I bought it. Did a full tune up, ... A: Would you mind telling me exactly how you are testing the wires for fire? It doesn't make sense. I ...
no spark on #1 and #2 cylinders	6/11/2009
Q: Kind Sir, I have a 79 mgb. recient purchase. Was running rough when I bought it. Did a full tune up, ... A: My immediate reaction is a faulty distributor cap. Also the plug leads (wires) often give problems, ...
no spark on #1 and #2 cylinders	6/11/2009
Q: Kind Sir, I have a 79 mgb. recient purchase. Was running rough when I bought it. Did a full tune up, ... A: When you say there is no fire on #1 and #2, how did you test this? With heavily insulated pliers, ...
MGB71 Fuel pump	6/10/2009
Q: My MGB from 1971 needs a new fuel pump. I have looked for a spare part but there are several ... A: The MGB went from positive earth to negative earth around 1965. Your car is a 71, so it is negative ...
dieseling after ignition turned off	6/10/2009
Q: Good day Barrie, I am just finishing the semi-restoration of a 1975 MGB. I am experiencing some ... A: Certainly, an exhaust manifold leak will affect the mixture and could be a contributory factor, but ...
brakes	6/10/2009
Q: I have been recommended to use white lithium grease but was wondering if copper would do the same ... A: CV grease tends to be lithium based, but with a molybdenum disulphide additive. Check the colour, ...
brakes	6/10/2009
Q: I have been recommended to use white lithium grease but was wondering if copper would do the same ... A: Depends what are you lubricating. (make and model of car would help). The bearings inside the ...
dieseling after ignition turned off	6/9/2009
Q: Good day Barrie, I am just finishing the semi-restoration of a 1975 MGB. I am experiencing some ... A: Good Evening, Chet It could well be the plugs, but check the butterflies first. Then try some ...
restoration	6/9/2009
Q: I am considering the purchase of a 1955 MGTF which has been fire damaged in the driver & passenger ... A: The mechanical components should be OK. The body will be badly affected, because it consists of ...
76 MG Positive Earthed	6/8/2009
Q: I have a 76 MG Midget that was a barn find and the vehicle was hooked up as Positive earthed. After ... A: Yes, a 76 Midget should definitely be wired for negative earth. There could be damage to the ...
dieseling after ignition turned off	6/8/2009
Q: Good day Barrie, I am just finishing the semi-restoration of a 1975 MGB. I am experiencing some ... A: Plugs for a 75 MGB? I recommend Bosch W6DP or NGK BP6ES. Champion numbers have changed since 1975, ...
wiring	6/7/2009
Q: I can get my lights and markers to work the starter turns the engine over and I have spark. But ... A: You have a wiring fault. The first thing I would check is the grounding wire for the engine. ...
mgb clicking sound????	6/6/2009
Q: thanks charlie A: Basically, you have a flat battery. Depending on the year, it could be a single 12 volt battery ...
MGB engine struggle after switch off the ignition	6/4/2009
Q: Finally I have finished my engine which works nice with good compression (180 PSI) on each cylinder. ... A: BPR5ES plugs will be worse than BPR6ES. I usually recommend Bosch W6DP but you can use NGK BP7EVX. ...
MGB suddenly runs on 2 cylinders	6/2/2009
Q: My 1977 MGB roadster has an intermittent problem - always the worst kind - It will run fine for a ... A: Not an easy one, Jeff. You have already done many of the things I would have suggested. Seems to ...
1977 mgb usa model imported to canada	5/31/2009
Q: my 77 mgb starts up really nice and runs fine until it warms up and she starts to miss and at a stop ... A: My first reaction is that you have fitted the wrong coil. My wiring diagram for a USA spec 78 MGB ...
Carburetor.	5/26/2009
Q: 1979 MG midget:Original carburetor on 1500 engine.Single SU. Want to replace with either a pair of ... A: The single SU was only available in America, presumably this included Canada. Along with all the ...
Wiring	5/26/2009
Q: I recently bought a 1969 MGB GT, and I noticed afterwards that the headlights do not come on but all ... A: The two problems are not related. You are just unlucky. I think you will find the headlamp problem ...
77 MGB Midget idle set at 3500 RPM	5/24/2009
Q: I recently bought this B and it has an after market Weber Side Carb.#45DCOE152. The motor starts ... A: The MG Factory never built MGBs with this carburetter, although it was a popular modification. ...
Killing while driving	5/21/2009
Q: I recently reactivated a '76 MGB (US) that was stored for 10 years. Did a whole mess of work, got ... A: No problem with the pump, but it is mounted in the wrong place. Basically, these pumps are good at ...
Killing while driving	5/21/2009
Q: I recently reactivated a '76 MGB (US) that was stored for 10 years. Did a whole mess of work, got ... A: I think you will find that the fuel pump is starting to fail. Under load, it cannot deliver enough ...
Locking brakes 79 midget	5/20/2009
Q: I asked a question on brakes that lock up on a 70 Midget. Howard gave some suggestions which we have ... A: The 79 midget had a different master cylinder, with separate pipes for the front and rear brakes. ...
1979 MGB died - won't start	5/20/2009
Q: My 1979 MGB has been running fine, up til yesterday. I was driving down the highway and it started ... A: I think you have found the problem. Your battery should show 13.5 volts. Beware that the ...
1979 MGB died - won't start	5/19/2009
Q: My 1979 MGB has been running fine, up til yesterday. I was driving down the highway and it started ... A: Sounds like a faulty ignition switch to me. Switch the ignition on. Do you have a heater fan? Do ...
engine valves	5/19/2009
Q: How can I tell if I have a bad valve on a 1978 MGB4 A: The best way to check for a faulty valve is to do a compression check. You will need a special ...
1979 MGB died - won't start	5/19/2009
Q: My 1979 MGB has been running fine, up til yesterday. I was driving down the highway and it started ... A: The fact that the engine died while running rules out the starter motor. My immediate reaction is ...
Locking brakes 79 midget	5/19/2009
Q: I asked a question on brakes that lock up on a 70 Midget. Howard gave some suggestions which we have ... A: If the pressure is building up but not releasing, then this is usually a collapsed flexible brake ...
CEI Distributor Vacum Unit	4/20/2009
Q: Do you know where can I get a CEI Distributor Vacuum Unit in the US without buying the entire ... A: this is a tricky one. I live in the UK so I am not that familiar with USA parts availability. I ...
1975 MGB Problem	4/20/2009
Q: I am having an intermittent power problem with my MGB. We live a the bottom of a mountain and ... A: I think you have the right idea, but you are looking in the wrong place. The handbrake operates on ...
Starting an MGB engine after a rebuild	4/20/2009
Q: I rebuilt mgb engine 18v673z completely. The crankshaft was reground, pistons are new and liners ... A: Mariusz. That sounds like a very nice engine you have built. If everything is set up correctly, ...
MGB Cold Start Problem	4/19/2009
Q: Howdy. I have a 1975 MGB with dual SU carbs and electronic ignition. I am not a mechanic. If the ... A: The symptoms that you describe are typical of an engine with fouled-up spark plugs. I normally ...
British Motor Corporation radio	4/19/2009
Q: I recently found an old BMC 12 volt negative ground AM radio. Presuming I can get it to work, I ... A: Does your car have the early centre console without an arm rest? If so, your car was intended to ...
MGB Cold Start Problem	4/19/2009
Q: Howdy. I have a 1975 MGB with dual SU carbs and electronic ignition. I am not a mechanic. If the ... A: I think you are right. When starting from cold, the engine is not firing on all 4 cylinders, but ...
1974 1/2 mgb	4/18/2009
Q: I have owned this b from new. It has 89,000 miles on it, and i recently moved from the north, to ... A: This is a tricky one because there are lots of possibilities. You have done everything right. I do ...
78 mgb-su fuel pump connections	4/17/2009
Q: i was looking at some answers from howard. saw a question from "bob"-2-1-08 about fuel pump. my new ... A: Yes, the plastic elbow on the lid of the pump is a breather. This type of pump is correct for your ...
Spark at contact breaker	4/17/2009
Q: The other day my 1968 MGB MkII ran perfectly when I drove it out of its garage. When I started it ... A: Depends how the condenser fails. If it fails short circuit then the engine will not run at all. If ...
Spark at contact breaker	4/17/2009
Q: The other day my 1968 MGB MkII ran perfectly when I drove it out of its garage. When I started it ... A: 1) The capacitor in the distributor does more than protect the points, it stores energy between ...
1978 mgb wiring harness connections to the fuel pump	4/17/2009
Q: i have a 1978 mgb. just got new fuel pump but the connection for the power is gone from the wiring ... A: The black wire is indeed an earth (ground), and the white wire is the power supply. If the wire has ...
MG TF wiring diagram	4/16/2009
Q: I have an MG TF 1500, a 1950's model here in Kenya that i am restoring. I am looking for a complete ... A: If you can wait a couple of weeks, I have recently produced a table listing every wire in the TF and ...
1980 MGB engine	4/14/2009
Q: I recently purchased a MGB with 63000 mile that was parked in storage for 6-7 years. After driving ... A: Because both cylinders 1 and 2 are affected, I wonder if it is the rings. If you have a UK spec ...
mgbgt starting problem	4/11/2009
Q: i just bought a 77gt with no mot, and it started up today after some fuel and a charge of the ... A: By 1977 the MGB had a cold start coil fitted, with a ballast resistor wire inside the loom. It is ...
Overdrive not working	4/11/2009
Q: I have started driving my 1978 MGBGT after 2 years in the garage. It runs fine but the overdrive ... A: Next question. Does the starter motor work, but the engine won't fire, or does the starter motor do ...
Overdrive not working	4/10/2009
Q: I have started driving my 1978 MGBGT after 2 years in the garage. It runs fine but the overdrive ... A: The overdrive has two problem areas. It could be either. 1) The switch on the gearknob is small ...
Install of fan clutch 1500 series engine	4/10/2009
Q: I had to replace the fan clutch. I have the sleeve that fits over the pump shaft but the fit is ... A: No, Mike, it is not a press fit, but you do need a locking ring (part # UKC 759)to hold it in place. ...
MG TD	4/8/2009
Q: I have recently imported an MG TD from the US and am trying to convert the steering to right hand ... A: The Y-type rack is identical, except the length of a Y-type pinion shaft is about 10 inches, whereas ...
MGB suspension	4/5/2009
Q: I have a 1974 MGB GT which was produced for USA and have a problem with tyre rub on the body, ... A: This is a classic problem on the MGB. The rear axle was manufactured with the mountings offset by ...
Evaporation	3/30/2009
Q: While under my '80 MGB yesterday, the first hot day of the season, I noticed a nasty fuel leak at ... A: I have attached a diagram that might help you to understand the emissions control system of a ...
6 volt battery to a 12 volt	3/29/2009
Q: I have a 1972 MGB. I constantly have to buy new batteries approx every 2 to 3 years because the ... A: The middle cable goes through a hole each side of the propshaft tunnel. It runs inside some ...
6 volt battery to a 12 volt	3/29/2009
Q: I have a 1972 MGB. I constantly have to buy new batteries approx every 2 to 3 years because the ... A: The easiest way is to fit one 12 volt battery in the right hand bin, but you do need a fairly large ...
Lower control arms	3/26/2009
Q: My '76 B needs new lower control arms. I noticed VB sells a negative camber set that they say ... A: Negative camber front arms will make the front end grip better, but you will tend to lose the rear ...
Piper 285 Camshaft timing	3/26/2009
Q: I would like to thank you for your answers concern engine compression problems. The answers was very ... A: To do the job properly you need to beg, borrow or buy a dial gauge and an engine protractor. With ...
1980 MG Midget twin carbs	3/21/2009
Q: I am trying to start my MG after the winter. I usually prime the carbs a few time to get gas flow ... A: I am not really familiar with the last Midget with the Triumph engine, especially the export ...
MGTF Alternator	3/19/2009
Q: mgtf 2002 . fitted new battery yet after driving half mile battery light flickers on and off. ... A: Because of the design of the system, a faulty battery can damage a good alternator, so it could ...
77 MGB	3/17/2009
Q: my 77 MGB is now difficult to shift into 3rd and 4th gears while up-shifting. I replaced my clutch ... A: Are you sure that this is only a problem in 3rd and 4th? If it was something to do with the ...
MGB 1974 Roadster USA	3/13/2009
Q: I am restoring a mg with 2(6 volt)batteries and for the second time a battery has exploded. Car was ... A: Leaving your batteries all winter to go flat is the worst thing that you can do to them. Brand new ...
Bleeding the oil pressure guage	3/9/2009
Q: I bought a new flexible pipe to fit to the block going to the oil pressure guage on my 66 MGB GT. ... A: I assume that you are not fitting a new metal pipe, just the flexible hose. The copper pipe to the ...
2000 Dodge Neon	3/9/2009
Q: When I turn my head lights on low beam and try to hit the brights the right head light goes out. ... A: I am not an expert on the Dodge Neon, so please do not rate me on this answer. Most modern cars ...
MG Midget starter switch wiring	3/4/2009
Q: Barrie, My son owns a 1974 MG. the key switch in the column was bad, so the previous owner cut the ... A: If you look carefully at the back of the ignition switch, you will see that the terminals are ...
Installation of New Windshield Rubber	3/2/2009
Q: How do I get the windshield to fit closer to the body so I can fasten the center post on the ... A: I presume that you have removed the glass and replaced the rubber seal around the glass, not the ...
1954 MG TF Engine + Gearbox removal	2/24/2009
Q: Hey there. Busy trying to restore a 1954 TF1500 here in Kenya. Currently stripping the car before ... A: It is not advisable to remove the gear lever in situ. Underneath there is a remote lever with an ...
gearbox change	2/24/2009
Q: recently my gearbox broke so i brought it to a mechanic with a second hand gearbox and a new clutch. ... A: Like I said before, if he did the work at his premises, then he should have filled the gearbox with ...
gearbox change	2/24/2009
Q: recently my gearbox broke so i brought it to a mechanic with a second hand gearbox and a new clutch. ... A: Unfortunately, this is a legal question rather than a technical one, and I do not claim to be a ...
1968 (actually 67) MGB	2/16/2009
Q: Recently Purchased car with history of sitting for a year then being tuned up by unknown but foreign ... A: Now we are getting somewhere. The starter is throwing out but not returning. When you drive the ...
1968 (actually 67) MGB	2/15/2009
Q: Recently Purchased car with history of sitting for a year then being tuned up by unknown but foreign ... A: You have got to find out what is seizing and fix it. When you try to turn the crank, can you detect ...
1976 Ford F-150 dies out	2/13/2009
Q: 1976 Ford F-150. 360. Motorcraft 2 barrel carb. New coil and plug wires. Great spark. Starts and ... A: If it is any help to you, it sounds to me that you have a working carburetter and a good fuel ...
77 MGB	2/11/2009
Q: Still wont start on its own. I jump it drive for an hour turn it off and its dead again. Sometimes ... A: This may need a few attempts to fix. You might be better off paying an auto electrician to trace ...
Cylinder head gasket fitting 1977 MGB	2/10/2009
Q: could you answer a simple question please? I'm changing the cylinder head gasket on my 1977 MGB and ... A: When you switch the engine off, do not undo all the nuts and loosen the head gasket. Just slacken ...
MGB engine compression problems	2/9/2009
Q: I have MGB with the engine 18V 673Z which was renovated last year. I had a lot of problems concern ... A: Like I said before, the actual compression figures do not matter. What matters is that they are all ...
78 mgb carb change	2/9/2009
Q: B. i want to put hif su's on it. i have an intake, exhaust manifold for older B's also complete ... A: The breather on the side of the engine should be a metal pipe about 12mm diameter. On each HIF4 ...
1968 (actually 67) MGB	2/8/2009
Q: Recently Purchased car with history of sitting for a year then being tuned up by unknown but foreign ... A: Sorry to be the bearer of bad news, but it sounds to me like a nasty problem, and to fix it the ...
rear brake squeaking	2/6/2009
Q: my rear pasenger brake is squeaking when i brake and the pad is really worn down but i only put a ... A: A slight squeak when gently pressing is not uncommon and very difficult to fix. They could try ...
rear brake squeaking	2/6/2009
Q: my rear pasenger brake is squeaking when i brake and the pad is really worn down but i only put a ... A: If you had this done a week ago, took it back, and it still squeals, you really should take it back ...
rear brake squeaking	2/6/2009
Q: my rear pasenger brake is squeaking when i brake and the pad is really worn down but i only put a ... A: Without knowing the make and model of your car, I cannot give you specific advice about your ...
rear brake sticking - 2005 MGTF	2/5/2009
Q: got a 2005 mg tf.one of my shims broke off the bottom of my rear caliper,tried everywhere to get a ... A: See previous answer. I note that your car is a 2005 MG TF. The rear brakes regularly give trouble. ...
engine missing & backfiring after getting warm	2/2/2009
Q: 1978 m g b roadster car runs fine for 30 mins then starts to miss and sometimes back fires if left ... A: Not an easy one to trace. I have a few suggestions: 1) Is the coil getting very hot? I notice ...
Sticking gears.66 roadster, 3 syncro gearbox	2/1/2009
Q: was wondering if you could help me please, ok,,i have a 1966 mgb roadster that ive had for 5 years, ... A: If it came on suddenly after the car was laid up for a while, then I would suspect that the clutch ...
1968 mgb	2/1/2009
Q: I have a 68 mgb with a 77 engine. If I replace the temp sending unit for which year should I get? ... A: I assume that you are in the USA? The sender units on a 68 UK car are mechanical devices, whereas ...
Sticking gears.66 roadster, 3 syncro gearbox	2/1/2009
Q: was wondering if you could help me please, ok,,i have a 1966 mgb roadster that ive had for 5 years, ... A: Has this come on suddenly, or have you had this problem ever since you fitted the new clutch plate? ...
1979 MGB LE	2/1/2009
Q: The turn signals do not work but the hazard switch does. The wipers were working now they wont. The ... A: It is possible that just checking a dodgy fuse can cause it to start working again. I would remove ...
Alternator confusion	1/31/2009
Q: I own a 1968 MGB. Fresh motor, fresh battery. The other day I tried to start the car, and found to ... A: The memory on a modern radio takes micro-amps (1/1,000,000). However, I just remembered that you ...
Alternator confusion	1/31/2009
Q: I own a 1968 MGB. Fresh motor, fresh battery. The other day I tried to start the car, and found to ... A: You have the first MGB fitted with an alternator. Earlier cars had a dynamo controlled by a ...
1979 MGB LE	1/31/2009
Q: The turn signals do not work but the hazard switch does. The wipers were working now they wont. The ... A: If it was only the turn indicators that stopped working, I would have suspected the hazard flasher ...
Belt tension	1/27/2009
Q: I have an MGBGT which has been modified by fitment of a supercharger and the drive for the water ... A: This is a question about a non-standard fitment - a supercharger. I have only ever fitted one, so I ...
MGB engine compression problems	1/26/2009
Q: I have MGB with the engine 18V 673Z which was renovated last year. I had a lot of problems concern ... A: The actual pressures do not matter so much as the variance between them. A figure of 170 could only ...
68 b temp gauge	1/23/2009
Q: the temp gauge will peg to hot almost immediately after starting the engine. water ... A: I assume that you have a USA spec. MGB What does the gauge read when the engine is cold, before ...
MG Midget	1/19/2009
Q: My 1972 MG Midget has started smoking badly from the exhaust, the smoke is a grey / white colour. I ... A: Oh dear. You have all the classic symptoms of head gasket failure. Water is getting from the ...
steering column on MG Midget mk 111	1/17/2009
Q: ??? I am close to buying a '73 MGB in the US. The steering column is shifted to the left at an angle ... A: Greg. I am not familiar with the LHD Midget, but I have looked at my Midget Workshop Manual, and ...
steering column on MG Midget mk 111	1/17/2009
Q: ??? I am close to buying a '73 MGB in the US. The steering column is shifted to the left at an angle ... A: Your subject is Midget mk III but your question says 73 MGB. No, the LHD MGB was not made with an ...
anti squeak shims	1/16/2009
Q: got a 2005 mg tf.one of my shims broke off the bottom of my rear caliper,tried everywhere to get a ... A: I presume you are in the UK? Here are a few suggestions: 1) There are specialist breakers such ...
movement in midget kingpin	1/13/2009
Q: My mechanic has said there is play in the wheel bearings but upon pulling the wheel off I have ... A: Yes, you do have a problem, probably a badly worn kingpin. This is very common on Midgets. ...
water	1/9/2009
Q: hi I'm rebuilding a 1975 1500 mg midget for my wife and am now ready to re fill the water system can ... A: The previous model had a BMC engine of 1275cc. It took 6 UK pints including the heater. I am not ...
Follow up -midget carb	1/6/2009
Q: how do I clear the stale fuel from the carburetter float chambers? ANSWER: I assume that you have a ... A: Sorry, but I am not familiar with the USA version that has a single carb. I don't even know what ...
Follow up -midget carb	1/6/2009
Q: how do I clear the stale fuel from the carburetter float chambers? A: I assume that you have a 1500 Midget with twin SU carbs type HS. Each carb has a float chamber at ...
Coil testing/FOLLOW UP/STILL WON'T START	1/6/2009
Q: I'm not getting a spark on any of my plugs on a 1979 MG Midget 1500. How do I test the coil? ... A: I guessed right. You have 7 gallons of bad fuel mixed with 3 gallons of new. Unfortunately, the ...
Coil testing/FOLLOW UP/STILL WON'T START	1/6/2009
Q: I'm not getting a spark on any of my plugs on a 1979 MG Midget 1500. How do I test the coil? ... A: If your Midget has been sitting for some years then the first thing I would do is drain the fuel ...
1980 mgb	1/3/2009
Q: i have a 1980 mgb with electronic ignition, i have no spark, it has a new coil it has power there. i ... A: The Lucas electronic distributor was never fitted to UK cars, so I have only limited knowledge of ...
Electrical, for a 1968 MGB roadster	1/1/2009
Q: I own the above car. Before, you advised me on alternator/starting issues for me; in the interim I ... A: 1) Faulty connections can often be fixed by cleaning the corroded terminals. If it is a bullet ...
motor noises	12/30/2008
Q: My question refers to the following required technical advise: Our MGB motor (USA MGBLE 03-1979) ... A: I can see from the video that you have removed the fanbelt, so the alternator and water pump are not ...
MGB temp gauge malfunction	12/24/2008
Q: I have a 1979 MGB. The temperature gauge quit working a while back. I bought another and installed ... A: You have two separate problems here. Let's look at the gauge first. Get a helper to turn the ...
Dead battery/alternator	12/24/2008
Q: I have a couple sets of questions, which may be related... First, I own a 1968 MGB with a fresh ... A: You say your car is a 68 and has an alternator. That helps. Up to 67 they had a dynamo. As a ...
74 MG midgit 4 speed	12/22/2008
Q: Howdy, slave clutch problem. in stop and go the other day, as i took off finally. herd a noise like ... A: Before you start removing anything, can you get underneath and have a look at the slave cylinder? ...
74 MG midgit 4 speed	12/22/2008
Q: Howdy, slave clutch problem. in stop and go the other day, as i took off finally. herd a noise like ... A: I cannot be absolutely sure what has broken, but the fact that you drove home tells me that the ...
flashers	12/20/2008
Q: what is the amp rating of a car flasher A: The flasher unit on an MGB is rated in Watts. It operates 2 x 21 Watt bulbs, plus a 3 Watt ...
gear stick in the way	12/19/2008
Q: I am trying to lift out the gear box and engine and the gear stick appears to be in the way. Can I ... A: Yes, you must remove the gear lever before you can extract the engine & gearbox & overdrive from the ...
timing	12/17/2008
Q: Do you know what degrees I should set the 1800cc engine at for a 74 MGB with twin SU's? the car ... A: You have an MGB made in Abingdon, England sometime between September 1973 and August 1974. It was ...
Coil testing	12/16/2008
Q: I'm not getting a spark on any of my plugs on a 1979 MG Midget 1500. How do I test the coil? ... A: Since you have a timing light, connect it up to cylinder #1 and see if it flashes when you turn the ...
Coil testing	12/15/2008
Q: I'm not getting a spark on any of my plugs on a 1979 MG Midget 1500. How do I test the coil? ... A: I presume this Midget has a regular distributor with points, and you have not modified it by fitting ...
clutch bleeding	12/13/2008
Q: I have a 1965 Austin Healy Sprite that has an inoperative clutch. The clutch pedal when pushed the ... A: Given that extra information, either the problem lies within the master cylinder, or the metal pipe ...
Strange MGB Ignition Timing	12/11/2008
Q: First let me answer the questions: (1) Yes the vacuum is taken from the Weber carburetter. (2) The ... A: Bob I guess we pretty much got to the bottom of it. Sounds like you have a nice engine, with a ...
clutch bleeding	12/10/2008
Q: I have a 1965 Austin Healy Sprite that has an inoperative clutch. The clutch pedal when pushed the ... A: It seems to me that your clutch mechanism may be a bit stiff. Possibly some corrosion in the bushes ...
clutch bleeding	12/10/2008
Q: I have a 1965 Austin Healy Sprite that has an inoperative clutch. The clutch pedal when pushed the ... A: You have replaced the master cylinder. If my memory serves me correctly, the 1965 Sprite has a dual ...
Strange MGB Ignition Timing	12/8/2008
Q: First let me answer the questions: (1) Yes the vacuum is taken from the Weber carburetter. (2) The ... A: We now know that you have a high compression engine and a distributor designed for Californian ...
Strange MGB Ignition Timing	12/7/2008
Q: First let me answer the questions: (1) Yes the vacuum is taken from the Weber carburetter. (2) The ... A: You gave me the chassis number. From that I know you have a USA LHD sports car made during the 1980 ...
Strange MGB Ignition Timing?	12/5/2008
Q: Here is a question I have not found any answer too. It would be great if you recognize something ... A: The UK distributor for a 1979 car with 2 SUs and no catalyst was set at 10 degrees at 1,000 rpm ...
Strange MGB Ignition Timing?	12/5/2008
Q: Here is a question I have not found any answer too. It would be great if you recognize something ... A: Your investigations make good sense. They do indeed confirm that you have the earlier cover and the ...
Strange MGB Ignition Timing?	12/4/2008
Q: Here is a question I have not found any answer too. It would be great if you recognize something ... A: I don't think the engine timing is wrong, just the timing marks. The 1800cc engine fitted to the ...
2005- mg tf	12/2/2008
Q: there is a grinding noise coming from my gear box wen the gear box is slowing down, what can i do to ... A: The gearbox should not make a grinding noise under deceleration. These gearboxes are extremely ...
2005- mg tf	12/2/2008
Q: there is a grinding noise coming from my gear box wen the gear box is slowing down, what can i do to ... A: This sounds serious. Be prepared for a big bill. I doubt that anything can be done without ...
SU HIF 4 carburettor	11/29/2008
Q: I am currently re-building a pair of SU's for an MGB. ON reinstalling the cold start spindle and ... A: Looking at the side of the carb, the cutout in the flange of the outer part goes at about 11 ...
SU HIF 4 carburettor	11/29/2008
Q: I am currently re-building a pair of SU's for an MGB. ON reinstalling the cold start spindle and ... A: I assume that you have a UK specification car with twin HIF4s and no special auto-enrichment device? ...
mg no spark	11/25/2008
Q: my mg has been sitting for 8 months. it ran when parked. I am getting gas but no spark. I bought ... A: I need more information. Please tell me the exact year and model of MG, and if possible the chassis ...
1977 MG Midget	10/30/2008
Q: Ok, first things first, we are not fix it people. We are very, elementary soooo, we started our ... A: Nice to see an owner take an interest in their car. When you say the brakes don't work, do you mean ...
1976 mg midget that won't start	10/28/2008
Q: My 1976 mg midget was running well till coolant leak soaked the engine compartment...fixed the leak ... A: The coolant may have gone everywhere, but one thing is for sure, it will not have damaged the coil. ...
1973MGB	10/25/2008
Q: I have just purchased a73B Haven't seen or driven yet but in a week I will drive it home 1200 miles ... A: Not sure if you are a fool or an adventure seeker, but by the time you get her home you should be ...
1967 MGB - ticking sound from back of car	10/21/2008
Q: I have recently purchased a beautiful jet red 1967 MGB roadster. When I drove it 2 days ago, I ... A: This is one of the traditional features of an old MG. You are starting to `tune in' to the sounds ...
battery	10/20/2008
Q: i have a 1975 mg midget that i got for 200 dollars that sat under a tarp for 2 years. i replaced the ... A: That sounds very dangerous. Please don't spray gas around when you are using jump leads. One spark ...
battery	10/19/2008
Q: i have a 1975 mg midget that i got for 200 dollars that sat under a tarp for 2 years. i replaced the ... A: Firstly, I must confess that I am not familiar with the USA specification 1500 Midget. I have to ...
jump start	10/19/2008
Q: how do i jump start a 1967 mg roadster when the battery is dead? A: 1967 was a changeover year. Cars built up to GHN3 138800 were positive earth. Cars from GHN4 ...
battery	10/19/2008
Q: i have a 1975 mg midget that i got for 200 dollars that sat under a tarp for 2 years. i replaced the ... A: You say the car won’t spark. Does it turn over? I really need more information. I assume that you ...
Oil pressure relief valve	10/15/2008
Q: Barrie,I recently had my 1976 MGB engine rebuilt. The mechanic put in a new oil pump but the oil ... A: The oil pressure relief valve on an MGB is designed to operate at 40psi. The gauge is calibrated to ...

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