Callies SAJ-21A-MG - Magnum Small Block Chevy Crankshaft
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Description
Description
Callies SAJ-21A-MG - Magnum Small Block Chevy Crankshaft
Crankshaft - Magnum - 3.750 in Stroke - Internal Balance - Forged Steel - 2-Piece Seal - 400 Mains - Small Block Chevy - Each
Magnum Small Block Chevy Crankshaft: Stroke 3.750, Main 2.648, Pin 2.100, Cammed for Rod Length 5.850. Gun drilled mains, all rod journals lightened, Dual linear post keyways. Heat Treatment = Ultra Case Deep Nitride.
