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My Garage 1974 Riviera
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Photo of Alternator, Original Look, 1959-88 GM Cars, 12SI, 100A, 1V

Illustrative Only

Powermaster

Alternator, Original Look, 1959-88 GM Cars, 12SI, 100A, 1V

Fits 1963–1976 Riviera View fitment for 21 models

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8 Reviews

Part# CH20252

Mfg# 17294

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^$139.⁹⁹

List Price: $154.95

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Fitment
Reviews (8)

Available in a variety of styles and finishes

Keep your charging system alive with a new top of the line alternator from Powermaster. These alternators are manufactured by professionals using only the highest quality components. Choose between an externally regulated DN-style alternator and a later SI-style alternator, which is internally regulated for one wire operation or can also be used with an external regulator if desired. Alternators are available in natural, chrome and polished finishes depending on your preference and each includes a fan and pulley.

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This item is not eligible for any further discounts or promotional pricing.

Find Item In These Catalogs

2023 Cadillac 1936-1993 137
2023 Grand Prix 1962-77 209

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WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Vehicle Fitment

Year Make Model	Application Details
1982 Buick Grand National	12SI (100-amp, int. reg.)
1982 Buick Grand National	1984–1987 Buick Grand National	12SI (100-amp, int. reg.)
1978–1987 Buick Regal	1984–1987 Buick Grand National	12SI (100-amp, int. reg.)
1963–1976 Buick Riviera	12SI (100-amp, int. reg.)
1961–1972 Buick Skylark	12SI (100-amp, int. reg.)
1983–1987 Buick T-Type	12SI (100-amp, int. reg.)
1959–1976 Cadillac DeVille	12SI (100-amp, int. reg.)
1953–1976 Cadillac Eldorado	12SI (100-amp, int. reg.)
1954–1976 Cadillac Fleetwood	12SI (100-amp, int. reg.)
1954–1964 Cadillac Series 62	12SI (100-amp, int. reg.)
1954–1964 Cadillac Series 65	12SI (100-amp, int. reg.)
1964–1977 Chevrolet Chevelle	12SI (100-amp, int. reg.)
1964–1987 Chevrolet El Camino	1964–1977: 12SI (100-amp, int. reg.)
1964–1987 Chevrolet El Camino	1978–1987: 12SI (100-amp, int. reg.)
1978–1983 Chevrolet Malibu	12SI (100-amp, int. reg.)
1970–1988 Chevrolet Monte Carlo	1970–1977: 12SI (100-amp, int. reg.)
1970–1988 Chevrolet Monte Carlo	1978–1988: 12SI (100-amp, int. reg.)
1961–1987 Oldsmobile Cutlass	1961–1977: 12SI (100-amp, int. reg.)
1961–1987 Oldsmobile Cutlass	1978–1987: 12SI (100-amp, int. reg.)
1958–1977 Pontiac Bonneville	12SI (100-amp, int. reg.)
1958–1977 Pontiac Bonneville	1982–1986 Pontiac Bonneville	12SI (100-amp, int. reg.)
1959–1977 Pontiac Catalina	1982–1986 Pontiac Bonneville	12SI (100-amp, int. reg.)
1962–1987 Pontiac Grand Prix	1962–1977: 12SI (100-amp, int. reg.)
1962–1987 Pontiac Grand Prix	1978–1987: 12SI (100-amp, int. reg.)
1964–1973 Pontiac GTO	12SI (100-amp, int. reg.)
1961–1974 Pontiac LeMans	1961–1973: 12SI (100-amp, int. reg.)
1961–1970 Pontiac Tempest	12SI (100-amp, int. reg.)

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