Over time all internal engine wear surfaces become worn. This is true for crankshaft journals, connecting rods, camshaft lobes, piston rings, bearings, etc. When rebuilding a worn out engine youll need to replace them all in order to regain the engines original performance. And, lets face it, Jeeps need all the power we can get. Omix offers new high quality replacement engine parts to get your Jeep back on the road. This replacement hydraulic lifter fits 72 - 83 CJ5, 72 - 75 CJ6, 76 - 86 CJ7, 81 - 86 CJ8 Scrambler, 74 - 83 Cherokee Wagoneer SJ, 84 - 01 Cherokee XJ, 86 - 92 Comanche MJ, 72 - 73 Commando, 71 J - Series Pickup, 87 - 95 Wrangler YJ and 97 - 02 Wrangler TJ models equipped with 2.5, 3.8, 4.0 and 4.2 liter engines. Sold individually - use 8 for 4 cylinder, 12 for 6 cylinder and 16 for 8 cylinder applications. Replaces OE 3189883