Timing Chain Kit for 66-90 Jeep CJs, YJ, SJ, J-Series, C104 w/ 3.8L or 4.2L Crown AutomotiveTiming Chain Kit for 1966 1976 CJ 5, CJ 6, CJ 7, CJ 8 w 3. 8L or 4. 2L, 1987 1990 YJ Wrangler w 4. 2L Engine, 1971 1986 SJ, J Series w 4. 2L Engine, 1965 1986 SJ, J Series w 3. 8L, and 1972 1973 C104 Commando w 4. 2L Engine. Features and Benefits: 12 Month Warranty Direct Replacement For Models w 3. 8L or 4. 2L Engines Includes Timing Chain, Crankshaft Sprocket, Camshaft Sprocket, Timing Chain Guide, Timing Cover Gasket, Front Crankshaft Seal, and