Revitalize your 00-06 Jeep 4.0L/242 OHV L6 12V engine with the Enginetech RMJ242EP Premium Re-Ring Kit. This premium kit delivers top-quality components for a reliable engine refresh. Includes premium piston rings (S38816), rod bearings (BB612J), main bearings (BC468J), lower gasket set (J242CS-B), and head gasket set (J242HS-A). Free shipping included. Note: Kit photo is generic; actual parts shown individually. Rod and Main bearings are offered as the same size. Contact us for different sizes.