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Suitable for use with double row timing sets
It features a larger inner bearing and race with improvements in oil flow
Zinc Coated Steel 45° Hose End -6AN to -6ANSuit 200 Series PTFE (Teflon) Hose
20° Turbo Drain Adapter -10AN50
8mm bolt center
Callies Magnum Series 4340 Forged Crankshaft for Small Block Ford CAEFZ71T-MG-38 Transmission & Driveline Suitable for use with doubleCallies Magnum Series 4340 Forged Crankshaft for Small Block Ford3. 850" Stroke, 2. 100" Pin, 351C Mains CAEFZ71T MG 3850 EFZ71T MG 3850 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
