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The Omix main bearing set provides standard-size main bearings for older Jeep crankshafts, intended to restore proper bearing clearance and engine health during a rebuild. It fits a broad range including 1972–1983 CJ5, 1972–1975 CJ6, 1976–1986 CJ7, 1981–1986 CJ8 Scrambler, 1972–1973 Commando and trucks, 1972–1983 Cherokee/Wagoneer, 1973–1974 DJ5, 1984–1986 Grand Wagoneer, 1987–1990 Comanche MJ and 1987–1990 Wrangler YJ with 3.8L, 4.0L and 4.2L engines and standard crank. This complete engine set is a direct-fit OE-style replacement with a limited 5-year warranty and replaces OE 4289M.
Omix Main Bearing Set Std 72-90 Jeep CJ & Wrangler
