Crankshaft, Magnum, 2-piece Rear Main Seal Style, Internal Engine Balance, Forged 4340 Steel, 4.500 in. Stroke, Standard Snout, Chevrolet, 7.4L, Each.
Callies Compstar Crankshaft SAJ113-CS
Callies Compstar Crankshaft BB3425-CS
Callies Compstar Crankshaft BBO425-CS
Callies Crankshaft BBP-42B-MG; Magnum Forged 4.25 Stroke 6.385 Rod for BBC
