1973
1 configurations
View model year →Model overview / 1973 certified model source group · Not established by source
Buick Century Regal
1973–1977 · 4 recorded years · 20 configurations
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1975
5 configurations
- 231 cu. in. / cylinder or rotor code 6 / fuel system 2 / catalyst X / Federal January 1975
- 231 cu. in. / cylinder or rotor code 6 / fuel system 2 / catalyst X / California January 1975
- 350 cu. in. / cylinder or rotor code 8 / fuel system 2 / catalyst X / Federal January 1975
- 350 cu. in. / cylinder or rotor code 8 / fuel system 4 / catalyst X / Federal January 1975
1976
6 configurations
- 231/6 / Manual / 2-barrel carburetor / Federal / catalyst
- 231/6 / Automatic / 2-barrel carburetor / Federal / catalyst
- 231/6 / Automatic / 2-barrel carburetor / California / catalyst
- 350/8 / Automatic / 2-barrel carburetor / Federal / catalyst
1977
8 configurations
- 231/6 / transmission M / fuel system 2 / Federal January 1977
- 231/6 / transmission M / fuel system 2 / California September 1976
- 231/6 / transmission A / fuel system 2 / Federal January 1977
- 231/6 / transmission A / fuel system 2 / California September 1976