Crankshaft Sprocket for 1979-91 Misc. Jeep CJs, SJ, J-Series w/ AMC V8 Engines Crown AutomotiveCrankshaft Sprocket for Jeep 1979 1981 CJ 5, CJ 7 w 5. 0L Engine and 1979 1991 SJ, J Series w 5. 9L, 6. 6L Engines, 1 2 inch Wide Timing Chain Features and Benefits: 1 2 inch Wide Timing Chain 12 Month Warranty Direct Replacement For Models w 5. 0L, 5. 9L or 6. 6L Engines Use Existing Hardware Details: Material: Steel Finish: Unpainted Hardware Included: Use Existing Hardware Application: 1979 1979 Jeep J Series J 10 w 6. 6L (V8 401) Engine w 1 2 inch