Here’s my 440 + .030 = 446ci . Nothing special - did 450 HP and 530 torque (touched 500 at 2700 rpm’s). Ross pistons, polished rods, ARP bolts, Comp Cams XE268, ported 902 heads. I had to go back to a stock intake for air cleaner room. Holley Sniper, complete ignition system, and in-tank fuel...