Revive the performance of your 2000-2006 Jeep 4.0L/242 OHV L6 with the Engintech RCJ242FP Premium Engine Rebuild Kit. This premium kit delivers top-tier components for a complete engine overhaul. Includes premium pistons and rings (P3071(6), S38816), rod bearings (BB612J), main bearings (BC468J), cam bearings (CC480), lower gasket set (J242CS-B), head gasket set (J242HS-A), oil pump (EPK103), expansion plug kit (PK256), and timing set (TS385B). Verify fitment for your vehicle and view photos for further fitment information; contact us with any questions. Note: Kit photo is generic; actual parts shown individually. Rod and Main bearings are offered as the same size. Contact us for different sizes.