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Old 05-09-2012, 10:01 PM   #19
WhereTheHellIsJames? OP
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Joined: Jun 2010
Oddometer: 50
Originally Posted by MJS View Post
Time for a leak down test. You checked the intake valve with carb cleaner but what about the exhaust? The symptoms could be caused by a burned or leaky exhaust valve. Listen to the exhaust pipe, the carb (with throttle open) and the crankcase vent when you have air in the cylinder. That will give you an idea of what is leaking if you have a problem.
Originally Posted by GZERO View Post
Next would be compression and leak down test, because if it has spark, fuel is fine and air is fine then the problem is "the pump" meaning rings or something like that.
I think you guys are right here. I don't have a leak down tester, but maybe I can borrow one from someone. I'll ask around and see if anyone locally has one that I can use. BTW, on a bike like this, should I just run it up in the same neighborhood as I would on a car (around 100 psi)?

Originally Posted by GZERO View Post
How many miles does this engine has?
Just a little over 12k miles.

WhereTheHellIsJames? screwed with this post 05-09-2012 at 10:06 PM
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