Crankshaft Main Bearing Set for Misc. 1972-1990 Jeep Models w/ 3.8L, 4.2L, 4.0L Crown AutomotiveCrankshaft Main Bearing Set, Standard for Select Jeep 1972 1986 CJ 5, CJ 6, CJ 7, CJ 8, 1987 1990 YJ Wrangler, 1987 1990 XJ Cherokee, MJ Comanche, 1971 1986 SJ, J Series Features and Benefits: Direct Replacement For 3. 8L, 4. 0L, and 4. 2L Engines Standard Size Use Existing Hardware Details: Material: Metal Color: Silver Hardware Included: Use Existing Hardware Application: 1971 1971 Jeep J Series J 3500 w 4. 2L Engine None; 1971 1971 Jeep J Series J