For IHC 1452SC, 1652SC, 1654, 4600, F5070. The engine types may include 6.9L 6884CC 420Cu. V8 DIESEL Naturally Aspirated,7.3L 7277CC 444Cu. V8 DIESEL Naturally Aspirated. This part fits vehicles made in the following years 1983,1984,1985,1986,1987,1988,1989,1990,1991,1992,1993.