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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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| | | | Joined: Jun 2004 Posts: 8,597 Riding in the Passing Lane | | Riding in the Passing Lane Joined: Jun 2004 Posts: 8,597 | The way you describe it doesn't sound like valve noise. It may be too much timing. Try driving it with the vacuum line disconnected. If it doesn't chatter then it is a timing problem. Too much total advance. If thats not it it may be a little piston slap. If that is the case it will be more when the engine is cold & less after it warms up.
George
Last edited by Wrenchbender Ret.; 03/14/2021 4:15 PM.
They say money can't buy happiness. It can buy old Chevy trucks though. Same thing. 1972 Chevy c10 Cheyenne SuperIn the Gallery Forum | | |
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