Cast and forged steel cranks in many stroke combinations, depending on desired cu. in. and usage. Cast cranks are recommended in applications up to 500 HP and are made from tough cast steel, unlike factory cranks that are only cast iron. Forged cranks are made from 4340 steel, shot peened and nitrited for use in applications up to 1500 HP. Complete rotating assemblies are also available including crank, rods, pistons, pins, rings, main and rod bearings for anywhere from 302 to 418 cu. in. size kits. Here are a few of the many crankshafts available (please speak to our engine shop to discuss your application).