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Buick Electra Engines by Year
The Electra, and its long-wheelbase Electra 225, was Buick's top full-size car from 1959 to 1990, including the Electra Park Avenue. It carried Buick's biggest V8s, then corporate V8s and diesels, and from 1985 the front-drive V6s. The Park Avenue has its own page from 1991. Ratings are gross through 1971 and SAE net from 1972.
Pick a year to see every engine offered that model year, with its code, rated horsepower and the trims it came in. Each engine links to its full specs.
Jump to a year
1959–1960: 1959 · 1960
1961–1964: 1961 · 1962 · 1963 · 1964
1965–1970: 1965 · 1966 · 1967 · 1968 · 1969 · 1970
1971–1976: 1971 · 1972 · 1973 · 1974 · 1975 · 1976
Rear-drive (1977–1989): 1977 · 1978 · 1979 · 1980 · 1981 · 1982 · 1983 · 1984 · 1985 · 1986 · 1987 · 1988 · 1989
Front-drive (1985–1990): 1985 · 1986 · 1987 · 1988 · 1989 · 1990
1959–1960
The 401.
1959 Electra engines
Engine Rated Offered in 401 V8 325 hp gross Electra, Electra 225
1960 Electra engines
Engine Rated Offered in 401 V8 325 hp gross Electra, Electra 225
1961–1964
The 401 and 425.
1961 Electra engines
Engine Rated Offered in 401 V8 325 hp gross Electra, Electra 225
1962 Electra engines
Engine Rated Offered in 401 V8 325 hp gross Electra 225
1963 Electra engines
Engine Rated Offered in 401 V8 325 hp gross Electra 225
1964 Electra engines
Engine Rated Offered in 401 V8 325 hp gross Electra 225 425 V8 340 hp gross Electra 225 (option) 425 V8 360 hp gross Electra 225 (option)
1965–1970
The 401, 430 and 455.
1965 Electra engines
Engine Rated Offered in 401 V8 325 hp gross Electra 225, Electra 225 Custom 425 V8 340 hp gross Electra 225 (option) 425 V8 360 hp gross Electra 225 (option)
1966 Electra engines
Engine Rated Offered in 401 V8 325 hp gross Electra 225, Electra 225 Custom 425 V8 340 hp gross Electra 225 (option)
1967 Electra engines
Engine Rated Offered in 430 V8 360 hp gross Electra 225, Electra 225 Custom
1968 Electra engines
Engine Rated Offered in 430 V8 360 hp gross Electra 225, Electra 225 Custom
1969 Electra engines
Engine Rated Offered in 430 V8 360 hp gross Electra 225, Electra 225 Custom
1970 Electra engines
Engine Rated Offered in 455 V8 370 hp gross Electra 225, Electra 225 Custom
1971–1976
The 455.
1971 Electra engines
Engine Rated Offered in 455 V8 315 hp gross Electra 225, Electra 225 Custom
1972 Electra engines
Engine Rated Offered in 455 V8 250 hp net Electra 225, Electra 225 Custom
1973 Electra engines
Engine Rated Offered in 455 V8 250 hp net Electra 225, Electra 225 Custom
1974 Electra engines
Engine Rated Offered in 455 V8 210 hp net Electra 225, Electra 225 Custom, Electra Limited 455 V8 230 hp net Electra 225, Electra 225 Custom, Electra Limited 455 V8 245 hp net Electra 225, Electra 225 Custom, Electra Limited
1975 Electra engines
Engine Rated Offered in 455 V8 205 hp net Electra 225, Electra 225 Custom, Electra Limited, Electra Park Avenue
1976 Electra engines
Engine Rated Offered in 7.5L / 455 V8 205 hp net Electra 225, Electra 225 Custom, Electra Limited, Electra Park Avenue
Rear-drive (1977–1989)
Buick, Olds and Chevrolet V8s, V6s and diesels.
1977 Electra engines
Engine Rated Offered in 5.7L / 350 V8 (Buick 350 (VIN H/J/X)) Buick-built 350; some cars, mainly California and high-altitude, got the Olds 350 (VIN R) or Chevy 350 (VIN L). — Electra 225, Electra Limited, Electra Park Avenue 5.7L / 350 V8 (Olds 350 (VIN R)) Where fitted, mainly California and high-altitude cars. — Electra 225, Electra Limited, Electra Park Avenue 5.7L / 350 V8 (Chevy 350 (VIN L)) Where fitted. — Electra 225, Electra Limited, Electra Park Avenue 6.6L / 403 V8 (L80) 185 hp net Electra 225, Electra Limited, Electra Park Avenue
1978 Electra engines
Engine Rated Offered in 5.7L / 350 V8 (Buick 350 (VIN H/J/X)) Buick-built 350; some cars, mainly California and high-altitude, got the Olds 350 (VIN R) or Chevy 350 (VIN L). — Electra 225, Electra Limited, Electra Park Avenue 5.7L / 350 V8 (Olds 350 (VIN R)) Where fitted, mainly California and high-altitude cars. — Electra 225, Electra Limited, Electra Park Avenue 5.7L / 350 V8 (Chevy 350 (VIN L)) Where fitted. — Electra 225, Electra Limited, Electra Park Avenue 6.6L / 403 V8 (L80) 185 hp net Electra 225, Electra Limited, Electra Park Avenue
1979 Electra engines
Engine Rated Offered in 5.7L / 350 V8 (Buick 350 (VIN H/J/X)) Buick-built 350; some cars, mainly California and high-altitude, got the Olds 350 (VIN R) or Chevy 350 (VIN L). — Electra 225, Electra Limited, Electra Park Avenue 5.7L / 350 V8 (Olds 350 (VIN R)) Where fitted, mainly California and high-altitude cars. — Electra 225, Electra Limited, Electra Park Avenue 5.7L / 350 V8 (Chevy 350 (VIN L)) Where fitted. — Electra 225, Electra Limited, Electra Park Avenue 6.6L / 403 V8 (L80) — Electra 225, Electra Limited, Electra Park Avenue
1980 Electra engines
1981 Electra engines
1982 Electra engines
1983 Electra engines
1984 Electra engines
1985 Electra engines
1986 Electra engines
1987 Electra engines
1988 Electra engines
1989 Electra engines
Front-drive (1985–1990)
The 3.0 and 3.8 V6s and the diesel.
1985 Electra engines
1986 Electra engines
1987 Electra engines
1988 Electra engines
1989 Electra engines
1990 Electra engines
Engine Rated Offered in 3.8L / 231 V6 (LN3) 165 hp net Electra Limited, Electra Park Avenue, Electra Ultra, Electra T Type
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