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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: Mar 2010 Posts: 10,272 Renaissance Man | | Renaissance Man Joined: Mar 2010 Posts: 10,272 | Put me down for Hotrod's suggestion of slightly lower height tires. An inch lower tire will give you the RPM change you seem to be after.
There is a calculator available online which takes into account RPM, tire height and rear end gear ratio. You plug in what you currently have with your current tire height, then replace your current tire height with shorter tire heights until you end up with the RPM you are looking for.
1952 5-window - return to "as built" condition | 1950 3100 with a 235 and a T-5 transmission
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