Engine Masters

BIG CFM Shootout (8x22)

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Freiburger's 582 big block Chevy is back! And this time we're using it to shoot out 1050, 1250 and 1450 cfm Dominators. When you're flirting in that 1,000-hp range, how much difference do those extra cfms make, and how much does the tune change between them?