Compare Maximum number of 4 items selected Melling Select Performance Oil Pump Intermediate Shaft - 12550 Part #: 12550 Line: MEL Melling Select Performance Oil Pump Intermediate Shaft No warranty after installation Diameter (in): 0.482 Inch Diameter (mm): 12mm Material: Chromoly Shape: Round Length (in): 5.750 Inch Length (mm): 146mm Hardware Included: No New Or Remanufactured: New Spring Included: No Gasket Or Seal Included: No Sleeve Included: Yes Cotter Pin Included: No Woodruff Key Included: No Gears Included: No Heat Treated: No Hardness (RC): 32 RC Relief Valve Included: No Outer Rotor Included: No Number Of Gears: 0 Show More Show Less