Manley Forged Steel Crankshaft - 3.622 in Stroke - Internal Balance - 58 Tooth Relocator Wheel - GM LS-Series BR10074 They are fully CNC machined

They are fully CNC machined from solid billets of Aircraft aluminum

1970-1973 Chrysler Imperial

The heavy duty

1988-1992 GMC C1500

Manley Forged Steel Crankshaft - 3.622 in Stroke - Internal Balance - 58 Tooth Relocator Wheel - GM LS-Series BR10074 They are fully CNC machinedOur "Pro Series" 4340 alloy steel crankshafts are available with many value packed and high performance enhancing features for a wide range of domestic engine applications. Product Description: Crankshaft 3. 622 in Stroke Internal Balance 58X Reluctor Wheel Forged Steel 1 Piece Seal GM LS Series Manley Performance high performance and racing engine parts have been powering winners since 1966! Manley Budget Replacement Valves are better than stock