1964-1966 GMC G1000 Series L6 3.8L 12si High Output Alternator Amperage:320 amp alternator This is a direct fit

This is a direct fit high-output alternator for the 1990 Chevrolet R3500 7

3 99-04 GMC Full Size Truck / Sierra 5

This is a direct fit high-output alternator for the 1987 Chevrolet R10 4

This is a direct fit high-output alternator for the 1967 GMC G2500 4

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1964-1966 GMC G1000 Series L6 3.8L 12si High Output Alternator Amperage:320 amp alternator This is a direct fitFitment: This is a direct fit high output alternator for the 1964 1966 GMC G1000 Series 3. 8L. Being a direct fit, this alternator fits directly into your stock alternator location. Plug: This high output alternator comes with a 14. 8 Volt GM Style Internal Regulator with one wire connection. This alternator is not plug and play and must be wired with the one wire connection. NOTE: If you require charging at a certain voltage setpoint, we offer a