1987-1988 Chevrolet R30 L6 4.8L 12si High Output Alternator Amperage:250 amp alternator This is a direct fit

This is a direct fit high-output alternator for the 1963-1967 Chevrolet P20 Series 4

This is a direct fit high-output alternator for the 1967 GMC K15 4

This is a direct fit high-output alternator for the 1989 Chevrolet V2500 Suburban 5

Made out of 1/4 acrylic with voltage pot and voltmeter take complete control of what you charge too

This is a direct fit high-output alternator for the 1973-1985 Chevrolet K20 Suburban 7

1987-1988 Chevrolet R30 L6 4.8L 12si High Output Alternator Amperage:250 amp alternator This is a direct fitFitment: This is a direct fit high output alternator for the 1987 1988 Chevrolet R30 4. 8L. 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