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About Rich Johnston
(Top Expert on this page)

Expertise
I have honda repair experience on all vintage Hondas from 1972 through 1980. I worked in a Honda dealership while going to college and have experience in all types of honda motorcyle repair. I don't have any experience on other brands.

Experience

Education/Credentials
BS degree in mechanical engineering, Honda technical school graduate of 1975

   

You are here:  Experts > Shopping > Motorcycles > Motorcycle Repair

SubjectDate AskedExpert

81 Honda CM4007/24/2008Rich Johnston
  Q: I am thinking about purchasing an 81 Honda CM400. The bike has 5k miles, but isnt ridable due to ...
  A: That would have had to be quite a whack with a rock. It's not a hard fix but I'm not sure if the ...
poor running lt80 quad7/24/2008Bill Silver
  Q: The bike starts fine, idles fine, but when you start off it runs fine for about 30 feet and then ...
  A: Larry, it really isn't my brand nor do I deal with ATV/ATCs. It sounds like there is an oil line ...
oil leak on s&s7/23/2008Mike Wells
  Q: I have an s&s super stock on my bike that has devoloped a oil leak. I had not run my bike for ...
  A: Your bottom end of the motor might have filled with oil while sitting and its dripping out the vent. ...
2003 CMX250 no power7/23/2008Bill Silver
  Q: Just had this REBEL tuned up with new fluids, plugs, battery, and carb cleanout. Ran well for week, ...
  A: David, You checked the 10 amp fuses, but it sounds like you missed the 20 amp fuse on the starter ...
dirt bike handle bar grips7/23/2008Rich Johnston
  Q: I'm trying to change my grips on my dirt bike. The factory rubber is on there really good. ...
  A: No the plastic grip is part of the throttle. It's called the throttle tube and the grip goes over ...
95 Honda Shadow VLX7/23/2008Rich Johnston
  Q: I have a Honda shadow that always ran mint until a few months ago when the battery kept dying. I ...
  A: Melissa, my experience is limited to the older pre-82 Hondas. But I'll take a guess based on your ...
1985 vt700 Starter7/23/2008Rich Johnston
  Q: I have a 1985 Honda Shadow VT700. When it is warm the starter works great, but when it is cold or ...
  A: When it's cold try taking a screw driver and jump across the two main terminals on the starter ...
72 cb750 carbs7/23/2008Rich Johnston
  Q: I have a 1972 cb750 it has sat for a few years with fuel in the tank and carbs. I have cleaned the ...
  A: That's a little odd Ryan. I've not seen this one before. The float bowls are vented and if you ...
chirping type noise7/22/2008Mike Wells
  Q: i have a 2004 road king police. i put on v&h mufflers and noticed an annoying chirping type noise in ...
  A: Generally, if you hear a chirping sound at the motor, its a blown head gasket. Since you say its at ...
how to adjust jets?7/22/2008Mike Wells
  Q: I've read this answer by you:(Its not your air/fuel misture screw that is the problem. the air/fuel ...
  A: Your jets might not be the problem. I would do a OHMs test on the coil and plug wires to makesure ...
68 Sportster Paint Schemes7/22/2008Mike Wells
  Q: Trying to restore my first Harley (a 68 Sportster XLCH). Can you assist me with colors and paint ...
  A: they had several colors for that year. I would suggest going to a book store and checking the books ...
chirping type noise7/22/2008Mike Wells
  Q: i have a 2004 road king police. i put on v&h mufflers and noticed an annoying chirping type noise in ...
  A: SOunds on here are hard to diagnose, since I cant hear them.Does the sounds happen all the time on ...
CHANGING OIL7/22/2008Rich Johnston
  Q: Can I change the oil on my Honda Shadow VT600 VLX without the special oil filter tool and a torque ...
  A: This is a little tricky because the original Honda filters are a little larger than the typical oil ...
Turn Signals on a 1970 CT907/22/2008Rich Johnston
  Q: I have bought a 1970 CT90 Honda Trail Bike. It didn't come with rear turn signal lights, but it has ...
  A: Chris, this is an easy one. The light blue and the orange wires are the turnsignal leads but they ...
cdi units7/22/2008Rich Johnston
  Q: can you tell me if cdi unit hitachi t1d14-15a me5 will replace nippondenso 131100-3541 12v me5 ...
  A: Sorry Gary, I have no clue. I don't usually trade parts like that. I try and get the right parts ...
cdi units7/22/2008Bill Silver
  Q: can you tell me, or know where i can get compatibility what cdi units will work on 1983 cb550sc ...
  A: I found this link recently and searched for your CDI modules... ...
Honda CT1107/22/2008Rich Johnston
  Q: I'm a 47 year old newspaper reporter who just bought his first motorcycle, a 1981 CT110. It has ...
  A: Congratulations Paul on your first excursion into the biker fraternity. I think you'll find it's a ...
Shadow Idles OK but sputters and stalls when throttle is advanced7/22/2008Rich Johnston
  Q: My 1986 VT700 Shadow would not run except when ether was sprayed in air intakes, so I took both ...
  A: Sounds like the carbs are still running lean. Did you set the float level? If you pull the choke ...
rake on my 75 sporster7/21/2008Mike Wells
  Q: i have a 33 degree on a 1975 hardtail sporster.it is 1.1/2 inches off the ground.what lengh fork ...
  A: What you need to do is take a measurement from the axle to the front of the bike, inline with the ...
1971 CB450 overhead cam twin7/21/2008Rich Johnston
  Q: Low milage/seldom used bike. Seems to be firing on only one cylinder. Have checked plugs & points. ...
  A: There's not any extra room in the cylinder for a valve to stand open. The valve would hit the ...
Honda CMX450 rebel7/21/2008Rich Johnston
  Q: Rich, I've got an 86 cmx450 rebel that will start no problem in the mid-day when it's hot in my ...
  A: Those carbs don't have a traditional choke plates. It uses a fuel enrichment circuit to add fuel ...
CB900C7/21/2008Rich Johnston
  Q: Actually Two questions...I have been trying to bring this old 1981 CB900C back to life and have ...
  A: Walter, the main jets only control the fuel above the 3/4 throttle. Between 1/8 and 3/4 throttle ...
leak7/20/2008Mike Wells
  Q: I have a strange leak I think it is coming from my trans. I have a 1980 flh.There is always a small ...
  A: Your leak is either the seal on the back of the inner primary where the trans shaft goes through, or ...
Crankcase Breather tube7/20/2008Mike Wells
  Q: I have a 73 XLCH iron head with only 14,000 miles on it.About 7 years ago(4000 miles ago)I redid the ...
  A: You will have pressure coming out of that tube, that is how the bottom end vents. With the age of ...
Bout My 82 CB900C7/20/2008Rich Johnston
  Q: I own a Cb900C. Just had the carbs cleaned and bike tuned etc. But a few days after I got it back, ...
  A: Doesn't sound like coils to me because the coils, pulse generators and ignition modules control the ...
1975 honda ct-907/20/2008Rich Johnston
  Q: i just bought a 1974 honda ct-90 in great shape, was the bike made to run on leaded gas and if so ...
  A: I wouldn't worry about it, if I were you. The leaded gas lubricates the valves and valve seats so ...
1974 honda cl360 scrambler[carb]7/20/2008Rich Johnston
  Q: I WOULD LIKE TO KNOW HOW TO SET THE AIR/FULE MIXTURE ON THE CARBS.I can,T GET IT RIGHT.IS IT LIKE A ...
  A: 2 1/5 turns is okay to start but you adjust the mixture to get the highest idle speed. Turn the ...
1990 Sportster cuts out while driving7/19/2008Mike Wells
  Q: My 1990 Sportster has recently started cutting out on me while driving. For the most part, I could ...
  A: If your lights are flickering then you have a short int he wiring. You need to get a test light and ...
poor fuel mileage7/19/2008Rich Johnston
  Q: I have an 86 V65 magna with 86000km and my fuel mileage has dropped about 40 kilometers per tank in ...
  A: Wow Steve, that's really bad mileage. Forty km/tank or per gallon? Well, it has to be running ...
seized engine7/19/2008Rich Johnston
  Q: Hey Rich, I have a 74 honda c.b. 450 and I got it through a trade, to be honest I have never worked ...
  A: Joshua, the kick starter turns the transmission mainshaft attached to the clutch basket which turns ...
'81 gl1100 smoking7/19/2008Rich Johnston
  Q: I was riding along ever thing fine then POOF! A whole lot of smoke and now its smoking like a ...
  A: If it's blue smoke, you have a serious problem in one of the cylinders and it burning oil. If it's ...
No spark, Headlight not working7/19/2008Rich Johnston
  Q: I own a 1977 Honda 550 f, the problem is there is no spark to the number three cyclinder. I have ...
  A: Mike the no 2 and number 3 plugs fire at the same time so the problem is either in the coil or in ...
1981 cb650c carb problems7/19/2008Rich Johnston
  Q: Rich, after 27 years riding this cb650, bike would only run with a little choke to keep from ...
  A: Well, it sounds like the carbs are a little lean. It could be the float setting. I can't remember ...
91 sportster7/18/2008Mike Wells
  Q: I'm sitting here with my manual on the driveway with a new starter in my 91 Sportster. I'm really ...
  A: Make sure your battery is fully charged or it wont turn over. If you sheared the rivets the ring ...
Coil ?7/18/2008Bill Silver
  Q: hey i have my 650 yamaha special there and its been a while and i decide to start it but,ok i put ...
  A: Billy, I am not a Yamaha expert. I think that there were various versions, most with points and ...
88 sportster no spark7/18/2008Mike Wells
  Q: hey there, i read a little bit but my question still remains...my bike has been running great, this ...
  A: Start by seeing if you have power to the ignition switch. If not then trace the main wire back to ...
HONDA 750 K.. SPOKED WHEEL7/18/2008Rich Johnston
  Q: SHIMMIES ON DECELERATION... CHANGED FRONT TIRE TIGHTENED SPOKES 1/4 TURN... CHECKED FORKS WITH AIR ...
  A: Usually, the front end wobble is caused by a bad front tire assuming it happens under 50 mph. If it ...
Clutch problem7/18/2008Rich Johnston
  Q: I have a Honda Sabre 700. After running for a while the clutch doesn't work anymore. It's like it ...
  A: You may have a leak in the slave cylinder. Try taking it off the engine and check to see if it's ...
dont no were to start7/17/2008Rich Johnston
  Q: my question is i just got a honda cbr f3 600 1995. when i opened radiator cap there was oil there i ...
  A: Sorry, but my experience is pre-82 hondas but it sounds like a headgasket leak to me. The high ...
2001 suzuki bandit 12007/17/2008Bill Silver
  Q: I know u work on Hondas but the guy i bought the bike from had only put about 2 qt of oil in it ...
  A: Derick, little clinking and tinkling sounds are usually indicators of: Damaged pistons from seizure ...

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