Omix Timing Chain Kit 3.8L & 4.2L 72-90 Jeep ModelsOmix offers high quality replacement timing chains and kits to keep your Jeep running smoothly for years to come. This replacement timing chain kit fits 72 83 CJ5, 72 75 CJ6, 76 86 CJ7, 81 86 CJ8 Scrambler, 74 83 Cherokee, 71 83 Wagoneer, 84 86 Grand Wagoneer SJ, 72 73 Commando and 87 90 Wrangler YJ models equipped with 3. 8 or 4. 2 liter engines. Kit includes camshaft sprocket, crankshaft sprocket and timing chain. Replaces OE 3240502K This Part