Exhaust Valve for 86-90 Jeep CJs, XJ, MJ, YJ w/ 2.5L Engine, .003 Inch Exhaust Valve Crown AutomotiveExhaust Valve for Jeep 1986 CJ 7, CJ 8, XJ Cherokee, MJ Comanche, 1987 1990 XJ Cherokee, MJ Comanche, YJ Wrangler w Valve Marked 73, All w 2. 5L Engine, . 003 inch Exhaust Valve w 1 Square Cut Groove Features and Benefits: . 003 inch Exhaust Valve w 1 Square Cut Groove 12 Month Warranty 2. 5L Engine Direct Replacement Use Existing Hardware Details: Material: Steel Finish: Unpainted Hardware Included: Use Existing Hardware Application: 1986 1986 Jeep