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AF9231-038-50
Suits Ford Ready To Run Aeroflow Distributors
Chevrolet Gilmer Drive Kit (Belt not included) - Silver FinishSuit Chev Small Block and Big Block V8 with Short Water Pump
Conrod Bolt Setfits BB Chev 454-502 7/16" (Wave Loc)
Callies Magnum Series Forged 4340 Crankshaft for Small Block Chevy CASAJ21A-MG Product:3.750" Stroke, 2.100" Pin, 400 Mains AF9231-038-50Callies Magnum Series Forged 4340 Crankshaft for Small Block Chevy3. 750" Stroke, 2. 100" Pin, 400 Mains CASAJ21A MG SAJ21A 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
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