Callies SBC 4340 Forged Compstar Crank 3.480 Stroke Hanz Device 80cc exhaust ports and bolt

80cc exhaust ports and bolt pattern are raised

Mounting bolts face the seat

The lightweight shell has been aerodynamically tuned for motorcycle riding and is fully ventilated for maximum airflow when you need it most

ALL54180 includes stainless hardware for mounting bracket to carburetor

This adapter kit expands the available

Callies SBC 4340 Forged Compstar Crank 3.480 Stroke Hanz Device 80cc exhaust ports and boltProduct Description: Crankshaft Compstar Mid Weight 3. 480 in Stroke Internal Balance Forged Steel 2 Piece Seal Small Block Chevy Sold Individually Callies Performance Products began manufacturing high performance crankshafts in 1989. With many years of engineering and employee experience, Callies has grown to be the industry leader for innovative product design. Callies Performance Products takes pride in staying ahead of the competition with the