1973-1978 GMC C15 Suburban V8 7.4L 12si High Output Alternator Pulley:Double V-Belt Pulley This is a direct fit

This is a direct fit high-output alternator for the 1963-1966 Pontiac Bonneville 6

5L (Turbo Charged Only)

This is a direct fit high-output alternator for the 2001-2004 GMC Yukon 6

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

JS Alternators hairpin units feature premium bearings to withstand high engine rpm and utilize dual plate rectifier with 12 heavy duty diodes for improved cooling

1973-1978 GMC C15 Suburban V8 7.4L 12si High Output Alternator Pulley:Double V-Belt Pulley This is a direct fitFitment: This is a direct fit high output alternator for the 1973 1978 GMC C15 Suburban 7. 4L. 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