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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!
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| | | | Joined: Sep 2001 Posts: 29,269 Bubba - Curmudgeon | | Bubba - Curmudgeon Joined: Sep 2001 Posts: 29,269 | Let's assume you have a mechanical lifter 1955 235. At TDC, yes, 6 of the valves should be loose (adjust to appropriate gap). Then, rotate 360 degrees and the other 6 valves should be loose (adjust to appropriate gap). Here is an adjustment procedure. Here is a Tech Tip for valve adjustment | | |
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