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lots of variables, and even if you attempt to account for them, it's still an estimate.


Exactly.

If you play around with the numbers enough, in a few different calculators you can often come up with a set of numbers that make you feel okay about your combo...... as long as it’s at least somewhat “close”.

But....... if you’re trying to actually improve the performance of the car...... someone is going to have to get out there and work on it smoke

68 Satellite, 383 with stock 906’s, 3550lbs, 11.18@123
Dealer for Comp Cams/Indy Heads