| Subject | Date Asked | Expert |
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| trim/tilt | 1/15/2008 | Jeff Grigg |
Q: I have a pre Alpha 1 outdrive. When I rise it it move up very slowly.Then once I have it up, it ...
A: You have an internal leak. Most probably in the valve body of the trim unit inside the boat. Your ...
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| outboard will not start | 1/15/2008 | Jeff Grigg |
Q: i just bought a 2001 6hp 4stroke mercury outboard. i have change the fuel pumps and replace the ...
A: If the oil is milky you will need to take the engine to a good shop that is competent with that ...
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| tilt controls | 1/14/2008 | Jeff Grigg |
Q: I have a three-wire control box. Can I use this on a two-wire tilt motor? Thanks ANSWER: Yes. all ...
A: You will need the relays and the associated wire harness that comes with the engine. They vary a ...
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| Mid Section Removal | 1/14/2008 | Jeff Grigg |
Q: I have a pivot/swivel tube which has come apart and needs repair. I need to take the mid section ...
A: What you will be attempting to do will not be an easy job. I would highly recommend getting an OEM ...
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| outboard maintenance | 1/14/2008 | Jeff Grigg |
Q: Just bought a small outboard (Honda BF5A 5 horsepower 4 stroke) to power my sailboat, looking for ...
A: A fuel stabilizer is always a good idea. On a 4 stroke it is a good idea to run the fuel out of the ...
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| Rpm | 1/14/2008 | Jeff Grigg |
Q: Do you know how many rpms a 1987 35hp force outboard motor has and were would be the best place to ...
A: Chris, yes you should have a tach, but it isn't absolutely necessary. If the boat won't plane out ...
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| mercruiser out drive | 1/13/2008 | Jeff Grigg |
Q: I bought a 1993 30'Sea Ray with twin mercruisers. Both outdrives lost the anode on the lower gear ...
A: Jim if you have that much corrosion I would highly recommend you replace the gearcases and have the ...
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| Poor acceleration and linkage addjustment | 1/13/2008 | Jeff Grigg |
Q: This is a 2 part question, Please see if you can help. (A) I have just bought a 4M g/f boat with a ...
A: Bushy unfortunately you will need a manual. The adjustments are beyond the scope of this web site to ...
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| 2005 johnson 50hp twin carb oil injected | 1/13/2008 | Jeff Grigg |
Q: I have a problem with the no oil alarm coming on when idling it will clear when i take the revs up ...
A: Mike take your boat to a shop with a certified tech. Have them do a complete diagnostics of the oil ...
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| water pump | 1/13/2008 | Jeff Grigg |
Q: how to replace a water pump in a 9.9 mercuary out board boat motor 1990
A: Best bet is to get a service manual. Drop the lower unit. Unbolt the water pump on top of the ...
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| motor jumps out of gear | 1/13/2008 | Jeff Grigg |
Q: Ihave a1978 35 hp evnrude motor on a 16ft lowes boat some times wyle running it will jump out of ...
A: The motor height may cause handling problems but not the jumping out of gear. You probably have a ...
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| 1992 70hp Johnson | 1/12/2008 | Jeff Grigg |
Q: My outboard is having problems with ignition I have replaced all coils plugs and powerpack but it ...
A: You could be having a problem in the fuel system or carbs as well. The stator is under the flywheel ...
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| flywheel and belt timing | 1/12/2008 | Jeff Grigg |
Q: I have a 1976 mercury 115 inline six. I have to re-install the flywheel to the crank, replace the ...
A: The flywheel is "keyed" it will only go on one way. There is a procedure in the service manual for ...
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| swivel bracket | 1/12/2008 | Jeff Grigg |
Q: I have a 1988 Sea ox with a 1988 a mercury 150. The swivel bracket is frozen.I know this because I ...
A: Charlie, it would depend on any number of factors, but to do it 100% right it would not be cheap. It ...
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| merc oerheat | 1/11/2008 | Jeff Grigg |
Q: Sir I habve a 1100 hp merc [100hp] mid 60.s it stoped pumping water for 5 mins till I noticed steam ...
A: You may have hurt the motor. You will need to have a compression and leak down test done to see if ...
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| 95 75 hp merc | 1/11/2008 | Jeff Grigg |
Q: low oil warning wont reset. oil tank is full, bled at least 1 cup from bleed port what else could ...
A: Check the float on the oil cap. Take the cap off the tank and see if the float is stuck in the down ...
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| flywheel and belt timing | 1/11/2008 | Jeff Grigg |
Q: I have a 1976 mercury 115 inline six. I have to re-install the flywheel to the crank, replace the ...
A: Scott, that is not an easy job, nor a job that you can get wrong. You will need to have a service ...
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| charging batteries | 1/11/2008 | Jeff Grigg |
Q: do outboard engines have a charging system? i have a evenrude 140.
A: Joel, yours does. Not all do though, some of the very small and manual start models don't. The ...
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| Steering Cable Replacement | 1/10/2008 | Jeff Grigg |
Q: Jeff, I posted previously about the steering replacement on my 1986 Stratos. I was mistaken on the ...
A: The cable will have a length stamped into the cable either near the helm or output, engine, end. It ...
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| Solenoid | 1/10/2008 | Jeff Grigg |
Q: I purchased a solenoid from West Marine, for my windlass on my sailboat. It's a Cole Hersee ...
A: It depends on the solenoid. Her is a general overview. The two large terminals are power in, from ...
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| 1976 johnson 25 hp electric start | 1/10/2008 | Jeff Grigg |
Q: i cant get fire to spark plugs! this has a tiller handle also instructions on handle states turn key ...
A: If the wire harness is not connected then the system is effectively bypassed. The engine is stopped ...
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| adding a starter to an outboard | 1/10/2008 | Jeff Grigg |
Q: I would like to add a starter to a 1993 johnson outboard short shaft (it did not come from the ...
A: Paul you didn't include your model so I can only give you an overview. Please go to your local ...
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| Intermittent tilt on 140hp 85 Evin. | 1/9/2008 | Jeff Grigg |
Q: Jeff, The motor (1985, 140hp evinrude) will tilt in both directions but cuts out after a few ...
A: Tasch, yes the motor has to be pulled. It makes a relatively simple job a chore. You will need the ...
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| Johnson 115 Oceanrunner | 1/9/2008 | Jeff Grigg |
Q: I have just had my Johnson 115 repaired after picking up metal on my two top pistons. There was no ...
A: Without checking the engine myself there is no way to tell. Just from what you have posted I don't ...
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| 140 carb merc | 1/9/2008 | Jeff Grigg |
Q: All spark plugs fire and jump over half inch. All cylinders fire when on ears and all cut out for ...
A: I would definitely get the ignition checked. You can put an ohm meter on the red and blue leads from ...
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| Johnson V4 2 stroke )cean Pro 135hp | 1/8/2008 | Jeff Grigg |
Q: .......how do i replace the water pump on the above mentioned engine? All advice would be ...
A: Rick if you are going to do any mechanical work you really need a service manual. The procedure is ...
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| Merc. 20hp and 25hp | 1/8/2008 | Jeff Grigg |
Q: Jeff, I have been told that the only difference between the merc 20hp and 25hp(two stroke)engines is ...
A: The 20 and 25 used different carbs, so by replacing the carb with one from a 25 and redoing the ...
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| Fuses/Tach/Aerator/Guages/Fishfinder Electrical Problem | 1/8/2008 | Jeff Grigg |
Q: First, what a great service you provide with this forum. Awesome information. I have a '99 Bass ...
A: Take the boat to another shop that knows what they are doing. Have them check the rectifier/ voltage ...
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| 90 yamaha steering cable replacement | 1/8/2008 | Jeff Grigg |
Q: Lots of corrosion Stiff steering, I decided to replace the cable. It was really stuck so I sawed it ...
A: The only way to get the output end out now is to pound it out. If you are in a salt water area I ...
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| 1987 50 hp johnson outboard motor | 1/7/2008 | Jeff Grigg |
Q: Engine stalls while in neutral or low speed. I changed spark plugs, but don't know what else to try.
A: If the engine has been sitting any length of time you could have gummed up carbs. Your fuel could be ...
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| Intermittent tilt on 140hp 85 Evin. | 1/7/2008 | Jeff Grigg |
Q: Jeff, The motor (1985, 140hp evinrude) will tilt in both directions but cuts out after a few ...
A: I would suspect the motor/ hydraulics are binding or the electrical system has some corrosion. Clean ...
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| Shift shaft for Mariner 30 | 1/7/2008 | Jeff Grigg |
Q: I have a 1987 Mariner 30 hp tiller and just change the waterpump. My problem is the shift shaft ...
A: Ricky, you will need to disassemble the lower unit. It is a job better left to your local shop. You ...
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| Compression for Mercury 45hp classic 50 | 1/7/2008 | Jeff Grigg |
Q: The compressions are for #1-150, #2-150, #3-147, and #4-142. Is this a good motor or will I have ...
A: The compression is fine, a little off but that could be some carbon build up. Run the motor and make ...
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| Mercury 200 EFI Starter Issue? | 1/7/2008 | Jeff Grigg |
Q: When I try to start the motor it sounds like a spinning sound in the motor. The motor does not turn ...
A: First of all even with a new battery make sure it is heavy duty enough and has a full charge. Clean ...
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| Shift shaft for Mariner 30 | 1/6/2008 | Jeff Grigg |
Q: I have a 1987 Mariner 30 hp tiller and just change the waterpump. My problem is the shift shaft ...
A: Mercury has an online parts book at www.mercurypartsexpress.com You can get a good idea of the ...
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| 1999 Mercury 225 ilt | 1/6/2008 | Jeff Grigg |
Q: 1999 Merc 225 OB when tilt down, the relay blows. If the up relay replaces the down, will work for ...
A: You could have a hydraulic problem overloading the system or bad wiring. Pull off both relays and ...
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| missing in 140 Merc | 1/6/2008 | Jeff Grigg |
Q: My 140 carb merc 2003 has been perfect since new. Last week it started missing in mid range but ...
A: The plugs should not cause the problems you are describing. First you need to do a spark test of all ...
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| 1983 Mercury 115 h.p.inline six | 1/6/2008 | Jeff Grigg |
Q: I recently removed the three carbs off my motor due to the jets becoming gummed up. Being in a rush ...
A: The carbs are the same, the differences being the linkage. The carb with the throttle linkage that ...
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| Mercury outboard 8 hp | 1/5/2008 | Jeff Grigg |
Q: It sputters at 1/3 throttle only. Works fine at all other ranges. I Sprayed the carbs, changed ...
A: Not sure what you mean by sprayed the carbs, Bob. If you mean you sprayed some carb cleaner into the ...
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| Johnson 50 HP, Touch-Trim | 1/5/2008 | Jeff Grigg |
Q: good morning Jeff Grigg, first of all, starting with the best wishes for 2008 and second - I ...
A: The Touch-Trim system is a non serviceable unit. No parts are available for inside the unit. In ...
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