Question on higher rpm gains
528 megablock 4.5 bore 4.15 stroke crank diamond 0 deck pistons Stage 6 Max wedge heads done by Duane Porter 950 Holley HP 308R solid roller comp cam MW M1 intake.
528 megablock 4.5 bore 4.15 stroke crank diamond 0 deck pistons Stage 6 Max wedge heads done by Duane Porter 950 Holley HP 308R solid roller comp cam MW M1 intake.
