Vigilante Performance Engineering
4340 Forged Steel Crankshafts for the B/RB Chrysler offer choices of stroke beginning at 3.750 and extending to 4.750 allowing for cubic inch displacements that begin at 446 and run up to 565 cubic inches, assuming a 4.350 bore and have a 6 or 8 bolt crankshaft flange, as required.