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Power and Amp Series Pullies
1988-1991 Corvette Serpentine; 6 rib Crank Pulley, non rib Water Pump & 6 Rib Alternator Pulley steel/aluminum
MAR4425
$138.99

Increased horsepower by reducing accessory drag. 12-15 h.p. at rear wheels typical. Eliminates belt throwing. Designed for daily street driving. Precision CNC machined to run perfectly true. 6061-T6 aluminum for extra strength and wear.

Set includes:

  • 6 rib blk alum. Crank Pulley
  • Non rib blk alum. Water Pump Pulley
  • 6 rib blk steel Alternator Pulley

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