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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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For helping keep this great
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| | | | Joined: Jan 2005 Posts: 63 Wrench Fetcher | | Wrench Fetcher Joined: Jan 2005 Posts: 63 | That's about normal. I think you should look at he oil your using. I've heard that multi-viscosity oil will cause build up on the top of the pistons. most people will recommend a straight 20w for winter and 30w for everything else. Look at the past posts on that.
1941 AK named "PETEY" my buddy.
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