1970-1978 GMC G35 L6 4.1L 12si High Output Alternator Amperage:320 amp alternator pulley and will require installing

pulley and will require installing a 1/2 inch - 1 inch shorter belt

This is a direct fit high-output alternator for the 1975-1980 Chevrolet K10 4

This is a direct fit high-output alternator for the 1987-1989 GMC V3500 5

This is a direct fit high-output alternator for the 1987-1988 GMC P3500 7

1970-1978 GMC G35 L6 4.1L 12si High Output Alternator Amperage:320 amp alternator pulley and will require installingFitment: This is a direct fit high output alternator for the 1970 1978 GMC G35 4. 1L. 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