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> Pre-diagnosis advice needed, no load valve noise
cwpeden
post May 22 2009, 07:11 PM
Post #1


Great White North, huh?
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So driving to work today I notice a sudden increase in valve noise on decel.

It only seems to be coming from one side and possibly one valve. I had a top end rebuild in september, new guides, valves and seats, after dropping a seat. Not as capastophic as some pics I've seen, but it did nick one piston.

Question is: What does a broken ring sound like? If they do sound. And, do seats 'unseat' a bit and make noise?

I've detonated a lifter before so I dont think its that. Just sounds like one valve is suddenly out of adjustment a bit.

Any help on diagnosis is appreciated.
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