Callies Magnum Series Forged 4340 Crankshaft for Small Block Chevy CASAO21A-MG Product:4.000" Stroke, 2.100" Pin, 400 Mains Dimensional repeatability and the proper

Dimensional repeatability and the proper repeatability and the proper clearances for high clearances for high performance use right out of performance use right out of the box also add value

Universal 4" (102mm) Clamp-On Carbon Fibre Inverted Tapered Pod Filter5" (127mm) High x 6" (153mm) Base O

They are a handy addition to the tool box of any serious engine builder and an essential aid to preparing any block for final assembly

700" LengthSuit Small Block Chevy

BRA-182-BR

Callies Magnum Series Forged 4340 Crankshaft for Small Block Chevy CASAO21A-MG Product:4.000" Stroke, 2.100" Pin, 400 Mains Dimensional repeatability and the properCallies Magnum Series Forged 4340 Crankshaft for Small Block Chevy4. 000" Stroke, 2. 100" Pin, 400 Mains CASAO21A MG SAO21A MG After years of service, Magnum crankshafts by Callies have established themselves as one of the most durable competition crankshafts ever produced. Magnum crankshafts are manufactured from ultra pure SAE 4340 steel. Callies then subjects this material to multiple heat treatments, resulting in a crankshaft with unsurpassed wear