1973-1978 GMC C25 V8 7.4L 12si High Output Alternator JS Alternators GM 4pin Alternator Pigtail Plug

GM 4pin Alternator Pigtail Plug used to wire multiple alternators or replace factory plug

This is a direct fit high-output alternator for the 1977-1978 Buick Riviera 6

This is a direct fit high-output alternator for the 1991-1992 Jeep Comanche 4

This is a direct fit high-output alternator for the 2018-2022 GMC Savana 3500 4

There are two different types of pulleys for this vehicle

1973-1978 GMC C25 V8 7.4L 12si High Output Alternator JS Alternators GM 4pin Alternator Pigtail PlugFitment: This is a direct fit high output alternator for the 1973 1978 GMC C25 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 selection of