1975 Buick Apollo 4.1 Liter M62, 1975 Buick Apollo 4.1 Liter THM350, 1975 Buick Apollo 4.3 Liter M62, 1975 Buick Apollo 4.3 Liter THM350, 1975 Buick Apollo 5.7 Liter M62, 1975 Buick Apollo 5.7 Liter THM350, 1978-1979 Buick Century 3.2 Liter SM326/M15, 1978-1979 Buick Century 3.2 Liter SM330/M15, 1978-1979 Buick Century 3.2 Liter SM465/M20, 1978-1979 Buick Century 3.2 Liter THM200/M29, 1979 Buick Century 3.2 Liter THM200C/MV9, 1978-1979 Buick Century 3.2 Liter THM350, 1978-1979 Buick Century 3.8 Liter SM326/M15, 1978-1979 Buick Century 3.8 Liter SM326/M15, 1978-1979 Buick Century 3.8 Liter SM330/M15, 1978-1979 Buick Century 3.8 Liter SM330/M15, 1978-1979 Buick Century 3.8 Liter SM465/M20, 1978-1979 Buick Century 3.8 Liter SM465/M20, 1978-1979 Buick Century 3.8 Liter THM200/M29, 1978-1979 Buick Century 3.8 Liter THM200/M29, 1979 Buick Century 3.8 Liter THM200C/MV9, 1979 Buick Century 3.8 Liter THM200C/MV9, 1978-1979 Buick Century 3.8 Liter THM350, 1978-1979 Buick Century 3.8 Liter THM350, 1980-1981 Buick Century 4.3 Liter M64, 1980 Buick Century 4.3 Liter SM326/M15, 1980 Buick Century 4.3 Liter SM330/M15, 1980-1981 Buick Century 4.3 Liter THM200C/MV9, 1980-1981 Buick Century 4.3 Liter THM250C/M31, 1980-1981 Buick Century 4.3 Liter THM350, 1980-1981 Buick Century 4.3 Liter THM350C, 1980 Buick Century 4.9 Liter M64, 1979-1980 Buick Century 4.9 Liter SM326/M15, 1979-1980 Buick Century 4.9 Liter SM330/M15, 1979 Buick Century 4.9 Liter SM465/M20, 1979 Buick Century 4.9 Liter THM200/M29, 1979-1980 Buick Century 4.9 Liter THM200C/MV9, 1980 Buick Century 4.9 Liter THM250C/M31, 1979-1980 Buick Century 4.9 Liter THM350, 1980 Buick Century 4.9 Liter THM350C, 1980 Buick Century 5.0 Liter M64, 1977-1980 Buick Century 5.0 Liter SM326/M15, 1977-1980 Buick Century 5.0 Liter SM330/M15, 1978-1979 Buick Century 5.0 Liter SM465/M20, 1978-1979 Buick Century 5.0 Liter THM200/M29, 1979-1980 Buick Century 5.0 Liter THM200C/MV9 …See Application Guide for Additional Fitments