Re: Formula for figuring carb size?
- Yup, leaving out the ve works too. I won't argue with you on that
one. That formula should work for your average street rodder, like
--- In Cadillac_Performance_Association@y..., "C. Gregory Talbott"
> If you eliminate the ve from the formula you come up with 810 CFM.
> I have used the CID x RPM / 3456 for years and it has always come
> pretty close if the max rpm's are correct.
> 780 CFM w/ vacuum secondaries works good on 500 street engines.