1970-1988 GMC G3500 V8 5.7L 12si High Output Alternator Pulley:6-Rib Serpentine Pulley This is a direct fit

This is a direct fit high-output alternator for the 1964-1969 Buick Electra 7

Pocket inside for fuses to fit perfectly and 1/4 inch cover for maximum strength these are built to last

use code BIG3DISCOUNT at checkout

Increasing your voltage by up to 1

This alternator comes with a stock-size pulley

1970-1988 GMC G3500 V8 5.7L 12si High Output Alternator Pulley:6-Rib Serpentine Pulley This is a direct fitFitment: This is a direct fit high output alternator for the 1970 1988 GMC G3500 5. 7L. Being a direct fit, this alternator fits directly into your stock alternator location. Plug: This high output alternator comes with a separate adaptor plug. One side will plug directly into the aftermarket high output alternator, and the other side will plug into the factory plug. NOTE: If you require charging at a certain voltage setpoint, we offer a selection of