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Old 08-16-2025, 09:09 AM   #3
Stan Weiss
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Default Re: Rochester 2bbl help

Quote:
Originally Posted by Jeff Stout View Post
Any dirt track guys you may know? Out here Rochester 2 bbl is required. Only thing I learned is the barrels in main body are at different distances between each one. The closer they are is better. Then removable venturi also have different ID sizes. Bigger ID I think are on trucks. I don't what NHRA checks with go, no-go gauges. I did find once 56 Olds tri power that had carbs flowed more then others and they were Rochester.

Are you sure it was 56? Olds did have a tri power "J2" engine in 57.


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