421 specs - Dart Little M 400 block - Stroke - 3.875 - Bore - 4.165 - Callies Dragon Slayer crank with .010 under mains and rods. - Callies Ompstar 6 inch I beam rods - JE dome pistons (13.8-1 compression) - World products Motown heads with 220 intake runners, 2.08 intake and 1.6 exhaust. Heads have been ported. - Roller cam with .650 intake and exhaust valve lift. - Edlebrock Super Victor single plane high rise air gap intake with dominator configuration and Holley adaptor. Intake has been port-matched to the heads. - Motor has 50 laps since built. - Motor is being sold minus carburetor.
Posted on: Sun, 14 Dec 2014 04:47:07 +0000