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NOTE: It is not advisable to attempt to replace cam- (2) Using Special tool 8544 Camshaft Bushing Remover Installer, remove the camshaft bearings. REMOVAL - CAMSHAFT WARNING: THE COOLANT IN A RECENTLY OPER- ENGINE IS HOT AND PRESSURIZED. RELEASE THE PRESSURE BEFORE REMOVING (1) Disconnect negative cable from battery. ING - STANDARD PROCEDURE). (3) Remove the radiator (Refer to 7 - COOLING/ ENGINE/RADIATOR - REMOVAL) and condenser CONDENSER - REMOVAL), if equipped with A/C. (4) Remove the engine cylinder head cover (Refer to 9 - ENGINE/CYLINDER HEAD/CYLINDER HEAD COVER(S) - REMOVAL). (5) Remove the rocker arms, bridges and pivots (Refer to 9 - ENGINE/CYLINDER HEAD/ROCKER (6) Remove the push rods. (Refer to 9 - ENGINE/CYLINDER HEAD - REMOVAL). (8) Remove the hydraulic valve tappets from the engine cylinder block (Refer to 9 - ENGINE/ENGINE (9) Remove the vibration damper (Refer to 9 - ENGINE/ENGINE BLOCK/VIBRATION DAMPER - (10) Remove the timing case cover (Refer to 9 - ENGINE/VALVE TIMING/TIMING BELT / CHAIN (11) Rotate the crankshaft until the crankshaft sprocket timing mark is aligned on centerline with (12) Remove the timing chain and sprockets (Refer to 9 - ENGINE/VALVE TIMING/TIMING BELT/ (13) Remove the front bumper and/or grille, as required. (14) Remove the two thrust plate retaining screws, thrust plate and camshaft (Fig. 32). Fig. 32 Camshaft Removal 1 - CAMSHAFT Fig. 33 Crankshaft / Camshaft Sprocket Timing Mark Alignment 1 - CAMSHAFT SPROCKET TJ ENGINE 4.0L 9 - 99 CAMSHAFT & BEARINGS (IN BLOCK) (Continued) |