1983-1986 Ford F-250 Base 6.9 Liter 435, 1983-1984 Ford F-250 Base 6.9 Liter AOD, 1986 Ford F-250 Base 6.9 Liter AOD, 1983-1986 Ford F-250 Base 6.9 Liter C6, 1984-1986 Ford F-250 Base 6.9 Liter RAT-FF, 1983 Ford F-250 Base 6.9 Liter RAT-KA, 1985-1986 Ford F-250 Base 6.9 Liter RTS-AE, 1983 Ford F-250 Base 6.9 Liter RUG-FE, 1983 Ford F-250 Base 6.9 Liter RUG-FN, 1983-1986 Ford F-250 Base 6.9 Liter T-18, 1983-1985 Ford F-250 Base 6.9 Liter T-19, 1984-1986 Ford F-250 Base 6.9 Liter T-19A, 1984-1986 Ford F-250 Base 6.9 Liter T-19C, 1987 Ford F-250 Custom 6.9 Liter 435, 1987 Ford F-250 Custom 6.9 Liter AOD, 1987 Ford F-250 Custom 6.9 Liter C6, 1987 Ford F-250 Custom 6.9 Liter RTS-AE, 1987 Ford F-250 Custom 6.9 Liter S5-42, 1987 Ford F-250 Custom 6.9 Liter T-18, 1987 Ford F-250 Custom 6.9 Liter T-19A, 1987 Ford F-250 Custom 6.9 Liter T-19C, 1988-1992 Ford F-250 Custom 7.3 Liter AOD, 1988 Ford F-250 Custom 7.3 Liter C6, 1990-1992 Ford F-250 Custom 7.3 Liter C6, 1989-1992 Ford F-250 Custom 7.3 Liter E4OD, 1988-1989 Ford F-250 Custom 7.3 Liter M5R2, 1990-1992 Ford F-250 Custom 7.3 Liter R2, 1988-1989 Ford F-250 Custom 7.3 Liter RAT-FF, 1988-1989 Ford F-250 Custom 7.3 Liter RTS-AE, 1989 Ford F-250 Custom 7.3 Liter RTS-BU, 1989 Ford F-250 Custom 7.3 Liter RTS-BV, 1989 Ford F-250 Custom 7.3 Liter RTS-CS, 1988-1992 Ford F-250 Custom 7.3 Liter S5-42, 1988-1992 Ford F-250 Custom 7.3 Liter T-18, 1983-1987 Ford F-250 XL 6.9 Liter 435, 1983-1984 Ford F-250 XL 6.9 Liter AOD, 1986-1987 Ford F-250 XL 6.9 Liter AOD, 1983-1987 Ford F-250 XL 6.9 Liter C6, 1984-1986 Ford F-250 XL 6.9 Liter RAT-FF, 1983 Ford F-250 XL 6.9 Liter RAT-KA, 1985-1987 Ford F-250 XL 6.9 Liter RTS-AE, 1983 Ford F-250 XL 6.9 Liter RUG-FE, 1983 Ford F-250 XL 6.9 Liter RUG-FN, 1987 Ford F-250 XL 6.9 Liter S5-42, 1983-1987 Ford F-250 XL 6.9 Liter T-18, 1983-1985 Ford F-250 XL 6.9 Liter T-19, 1984-1987 Ford F-250 XL 6.9 Liter T-19A, 1983-1987 Ford F-250 XL 6.9 Liter T-19C ...See Application Guide for Additional Fitments