1975
4 configurations
- 232 cu. in. / cylinder or rotor code 6 / fuel system 1 / catalyst unmarked / Federal January 1975
- 232 cu. in. / cylinder or rotor code 6 / fuel system 1 / catalyst X / California January 1975
- 258 cu. in. / cylinder or rotor code 6 / fuel system 1 / catalyst unmarked / Federal January 1975
- 258 cu. in. / cylinder or rotor code 6 / fuel system 1 / catalyst X / California January 1975