1975-1982 Chevrolet K5 Blazer L6 4.1L 12si High Output Alternator Amperage:320 amp alternator This is a direct fit

This is a direct fit high-output alternator for the 1968 Chevrolet K20 Pickup 5

This is a direct fit high-output alternator for the 2008-2012 Chevrolet Malibu 3

This is a direct fit high-output alternator for the 1987-1988 Pontiac Fiero 2

As far as 2GA vs 4GA

This is a direct fit high-output alternator for the 1986 Pontiac Bonneville 4

1975-1982 Chevrolet K5 Blazer L6 4.1L 12si High Output Alternator Amperage:320 amp alternator This is a direct fitFitment: This is a direct fit high output alternator for the 1975 1982 Chevrolet K5 Blazer 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