1982-1986 GMC K3500 V8 6.2L 12si High Output Alternator JS Alternators This alternator comes with a

This alternator comes with a stock-size serpentine pulley which can be installed using your stock belt

The 370-400amp alternator is a large case style alternator in which will not come with the back mounting bracket and will only be mounted using the front mounting brackets

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This is a direct fit high-output alternator for the 2001-2006 GMC Sierra 2500 HD 6

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

1982-1986 GMC K3500 V8 6.2L 12si High Output Alternator JS Alternators This alternator comes with aFitment: This is a direct fit high output alternator for the 1982 1986 GMC K3500 6. 2L. 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