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Mysterious oil spots showing up on right shoe

Started by rpickle, April 15, 2010, 12:28:17 AM

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rpickle

Here is a late update:  Finished assembling the bike 2 weekends ago.  Hit the starter and it fired right up.  Rode for about 50 miles, no issues.  When I rode to work a few days later, got off the bike and it was smoking and dripping oil everywhere!  Oh no!!!  After work I trailered it home.  Found the chain tensioner bolts loose.  Tightened those and then went around and re-torqued the rest.  Just back from an hour ride, still getting a little dribble on the left side of the engine under the oil filter housing.  Once it cools down I will look it over again.  Right shoe was dry though......

fj1289

Quote from: rpickle on July 05, 2010, 12:58:07 PM
still getting a little dribble on the left side of the engine under the oil filter housing. 

Rick,

I've been fighting a leak on this side for a bit too.  Four possible places it can come from (that I know of):
1. Oil filter housing - make sure no wires are pinched (neutral switch and oil level), make sure the o-ring is in good shape and not pinched, make sure the housing isn't cracked.
2. Next look at the clutch push rod seal and see if it is leaking from there.  If it is, replace it and make sure to clean up the rod real well so there are no nicks or crud on it that could cut the seal.
3. Behind the alternator.  Make sure the o-ring is in good shape AND IS THE RIGHT SIZE!  There are two different o-rings for these  - a thick one and a thin one.  I THINK the early models use the thick o-ring and the late models use the thin o-ring.  The parts fiche shows one part number through 87 and a different one from 89 on.  Use the wrong one and it either won't seal or will get cut during the install.  Also, check the shaft seal that is held in by an aluminum collar that mounts with three bolts (this bolts to the engine case - you can get to it after removing the alternator. 
4. Randy told me the cam chain tensioner can also leak down to there.  I haven't checked this out yet - check the gasket and make sure the tensioner isn't cracked is all I can think of for that. 

Good luck and let us know what you find.  Thanks for the updates so far!
Chris

rpickle

I just pulled the carbs again to check the tightness of the cam chain tensioner.  Left side was not very tight.  Was hard to get at.  Tightened that.  While the carbs were off, I was looking over the intake rubbers.  Carb 3's rubber is trashed.  Probably the cause to the sucking sound at idle! 
Will see what I can find.  Don't really want to buy all new all though that would be ideal. 

Thanks

Rick

rpickle

Installed "new" ruber for carb 3 that Peter sent (thank!).  Fired right up and sounds great!

Keeping my fingers crossed, but no oil on my shoe on the ride into work! 

Maybe I can now ride it for a while!!!!

Rick