Proform 6-Rib Serpentine Alternator Pulley - 62.5 mm Diameter - 0.664 in Shaft - Lightning-Bolt Alternator 8486B the RRP5100 is the intercom

the RRP5100 is the intercom for Trophy Trucks

1973-1996 Chevrolet Impala

1997-2002 Ford Expedition

3/4 in 36 Spline to 3/4 in DD

2 x 2 in Wide

Proform 6-Rib Serpentine Alternator Pulley - 62.5 mm Diameter - 0.664 in Shaft - Lightning-Bolt Alternator 8486B the RRP5100 is the intercomThis 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!