Proform 7-Rib Serpentine Alternator Pulley - 62.5 mm Diameter - 0.664 in Shaft - Lightning-Bolt Alternator PR003 1987-1989 GMC R2500 CID 454

1987-1989 GMC R2500 CID 454 GAS

75" diameter by

Includes Foam

The Viton coating is heat resistant to 250 degreesC or 482 degreesF

Proform 7-Rib Serpentine Alternator Pulley - 62.5 mm Diameter - 0.664 in Shaft - Lightning-Bolt Alternator PR003 1987-1989 GMC R2500 CID 454This steel serpentine pulley replaces the V Belt pulley that is included with the PROFORM Lightning Bolt alternator, part number 66435. Product Description: Alternator Pulley Serpentine 7 Rib 62. 5 mm Diameter 0. 664 in Shaft Hardware Included Steel Zinc Plated Proform Lightning Bolt Alternator Sold Individually PROFORM invites racers to experience the strength, innovation, and power behind the PROFORM brand. PROFORM manufactures Parts that Perform!