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Old 01-17-2014, 01:55 PM   #75
Beastly Adventurer
COXR650L's Avatar
Joined: Nov 2009
Location: Denver
Oddometer: 1,358
Originally Posted by charlie264 View Post
I doubt its the pressure release, pull the cir clip and measure the spring. Make sure you have a replacement cir-clip broke, wasn't an issue as I replaced the whole thing. I'd check/replace the cam chain tensioners and springs. Measure the oil pump within spec.
I hope it helps. The oil pump was well within spec, however the old spring was considerably shorter than the new one.

So what to do about the crank bearings

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