Jeep Engines - Oljeep

viiiMOPAR PERFORMANCE PARTSBefore You Start ..... ..........254Reference Material ........ .....254Equipment ............. ..........254Records ................. .....254ENGINE BLUEPRINTING ............... .254Dynamic BalancingNominal Numbers ...............Dynamometers (Dynos) ..........DISASSEMBLY ........................ ,256Things to Check . . ...........Part Identification ...........INSPECTION AND PREPARATION ........,257..........Crankshaft ...... ................ 258Rod Bearing Clearances ...........Cylinder Head .................Pistons and Rings ...............Seal and Cover .................SUB-ASSEMBLY OF BASIC GROUPSPreliminary Assembly ...........Cylinder Head and Intake Manifold .......26 ICamshaft and Valve Gear ....Notes Before Final Assembly ......FINAL ASSEMBLY ................Camshaft into BlockCylinder Head onto Block .......Valve Gear onto EngineIntake Manifold ............Carburetion System (ifOiling System .......Accessory Drives ............Valve Clearances .... ............. 264Boring and Milling SpEngine Paint. ............ .........265Seal and Cover ...................... .265Engine Building Checklist .Engine Start-up ...........TRACK TESTING ................Before Testing ...... .........261Preparation ...............ENGINE SPECIFICATIONS ...............268At the Track ................ ......268BASIC TUNE-UP ANDTROUBLESHOOTING ...................268Basic Tuning ............. ......268Basic Troubleshooting ................,269PERFORMANCE TROUBLESHOOTING .... .269...........Leak Checking .........Bl0w-B~ .................In Storage ..............Out of Storage .......1989,4.0L ENGINE SPECIFICATIONS ..... ,2721989,4.0L ENGINE TORQUESPECIFICATIONS ....... .....2761999,4.0L ENGINE SPECIFlCATIONS ..... .2771999,4.0L ENGINE TORQUESPECIFICATIONS ...............Chapter 5: 4.2L In-line 6. . ,280Introduction ... ........................ 283Block...........Cylinder Bore Resurfacing ............. ,285Assembly ..................285ENGINE MOUNTS . . ................ 285CrankshaftCRANKSHAFT .............,286CRANKSHAFT MAIN BEARINGS ........ .286Removal ........... ......,286Inspection ........... 281Fitting ... ........... 287Main Bearing-to-JournalClearance-Crankshaft Installed ..... 287Main Bearing JournalInstallation ................Crankshaft End Play ..........REAR MAIN OIL SEAL ...Removal ...........Installation .......... ...........289VIBRATION DAMPER ...........................Installation ..............TIMING CASE COVER .........Removal ...... ...........Installation ..........Installation ....... .............. 291.. T -1-1