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Old 07-11-2019, 03:36 PM   #7
40 Deluxe
Senior Member
Join Date: May 2010
Location: now Kuna, Idaho
Posts: 3,001
Default Re: Hot Rodding Methods

Originally Posted by 5851a View Post Interesting read. Never knew Y blocks could turn that fast.
Plus he drove to and from Bonneville, from Texas. He had horseshoe shims he put under the valve springs when he got to Bonneville, ran 7200 RPM, then removed the shims for the trip home, all without having to remove the valve springs.
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