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b. Install timing chain cover to pan bolts and tighten to 12 N·m (105 in. lbs.). c. Tighten oil pan bolts to 28 N·m (250 in. lbs.). d. Tighten oil pan nuts to 12 N·m (105 in. lbs.). CAUTION: The collar must be tighten using the (5) Install structural collar (Fig. 70) using the fol- lowing tightening sequence: e. Install the vertical collar to oil pan bolts (1). Torque bolts initially to 1.1 N·m (10 in. lbs.). f. Install collar to transmission bolts (2) and torque to 55 N·m (40 ft. lbs.). g. Starting with the center vertical bolts (1) and working outward, final torque bolts to 55 N·m (40 ft. (6) Install oil filter and drain plug. ing. (8) Fill engine crankcase with proper oil to correct level. CRANKSHAFT REMOVAL (1) Remove engine from vehicle. Refer to procedure outlined in this section. (2) Mount engine on an engine stand. belt. (6) Remove upper intake manifold plenum. Refer to Group 11, Exhaust System and Intake Manifold. (7) Remove cylinder head covers. removed is accessible. NOTE: Connecting rod bearing caps are not inter- CAUTION: DO NOT use a number stamp or a punch (15) Mark connecting rod bearing cap positions using a permanent ink marker or scribe tool. (16) Remove connecting rod bearing caps. Use care to prevent damage to the crankshaft bearing sur- CAUTION: Care should be taken not to damage the (17) Remove main bearing cap bolts and tie bolts (Fig. 71). (18) Remove main bearing caps (Fig. 71). CAUTION: When removing crankshaft, use care not (19) Remove crankshaft from cylinder block. INSTALLATION NOTE: Upper and lower bearing halves are NOT CAUTION: Main bearings are select fit. Refer to (1) Lubricate upper main bearing halves with engine oil (Fig. 72). CAUTION: When installing crankshaft, use care not (2) Install crankshaft. NOTE: Make sure that the coated and oil groove (3) Push crankshaft forward. Lubricate and install the front thrust washer by rolling the thrust washer Fig. 71 Main Bearing Cap Identification LH 2.7L ENGINE 9 - 47 REMOVAL AND INSTALLATION (Continued) |