Callies Magnum Crankshaft - SB Chevy - 3.875" Stroke - 2.100" Pin - 350 Main 2.448" Helmet Forced Air Rocker Switch More Energy

More Energy

Made of durable TPO material that protects the areas that are exposed when the flare is removedVehicle Applications: 2018-2021 Jeep Wrangler Rubicon

Air bags easily fit into the coil springs of coil-sprung vehicles

1974-1974 Chevrolet Blazer

Callies Magnum Crankshaft - SB Chevy - 3.875" Stroke - 2.100" Pin - 350 Main 2.448" Helmet Forced Air Rocker Switch More EnergyA 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