Callies Magnum Crankshaft - SB Chevy - 4.000" Stroke - 2.100" Pin - 350 Main 2.448" M59MC Universal application

Universal application

Oil Pan Bolt Kit

Bracket / Cap

3/4-16 in Female Thread

Callies Magnum Crankshaft - SB Chevy - 4.000" Stroke - 2.100" Pin - 350 Main 2.448" M59MC Universal applicationA combined effort by Callies CNC programming and engineering staffs has resulted in a component that is distinctive and highly functional. Unique counterweight and rod arm contours produce a lightweight, aero efficient crankshaft. Callies Series II Mangnum Mass Correct counterweights have been placed specifically to reduce bearing loads. By concentrating mass at the point of imbalance, the transfer of rotating and reciprocating assembly weight loads