Proform 6-Rib Serpentine Alternator Pulley - 62.5 mm Diameter - 0.664 in Shaft - Lightning-Bolt Alternator CNX36102-X12 1977-1980 Chevrolet C10 Suburban Custom

1977-1980 Chevrolet C10 Suburban Custom Deluxe CID 305 Naturally Aspirated GAS

Four 20 in Long Chains

200 lph at 45 psi

Washers are 1/8" thick and have a built-in pocket to accept most body bolts or other washer headed fasteners up to 3/4" in diameter

740 in Spring ID

Proform 6-Rib Serpentine Alternator Pulley - 62.5 mm Diameter - 0.664 in Shaft - Lightning-Bolt Alternator CNX36102-X12 1977-1980 Chevrolet C10 Suburban CustomThis 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 6 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!