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NOTE: Piston and rods are serviced as an assem- (10) Repeat procedure for each piston and connect- ing rod assembly. (11) Remove piston rings (Refer to 9 - ENGINE/ ENGINE BLOCK/PISTON RINGS - REMOVAL). INSTALLATION (1) Install piston rings on piston (Refer to 9 - ENGINE/ENGINE BLOCK/PISTON RINGS - INSTALLATION). (2) Before installing pistons and connecting rod assemblies into the bore, ensure the compression ring (3) Before installing the ring compressor, ensure the oil ring expander ends are butted and the rail (4) Immerse the piston head and rings in clean engine oil, slide the ring compressor, over the piston (5) The weight stamp designation L or H will be in the front half of the piston should face toward the (6) Rotate crankshaft so that the connecting rod journal is on the center of the cylinder bore. Lubri- (7) Install connecting rod upper bearing half into connecting rod. Install Special Tool 8189, connecting (8) Insert rod and piston assembly into cylinder bore and carefully guide rod over the crankshaft jour- (9) Tap the piston down in cylinder bore, using a hammer handle. At the same time, guide connecting (10) Remove Special Tool 8189, connecting rod guides. NOTE: The connecting rod cap bolts should not be (11) Before installing the NEW bolts, the threads should be coated with clean engine oil. (12) Install connecting rod lower bearing half into connecting rod cap. Install connecting rod cap. (13) Install each bolt finger tight then alternately torque each bolt to assemble the cap properly. (14) Tighten the connecting rod bolts using the 2 step torque-turn method. Tighten according to the CAUTION: Do not use a torque wrench for the sec- 1. Tighten the bolts to 27 N·m (20 ft. lbs.). 1/4 TURN. (15) Using a feeler gauge, check connecting rod side clearance (Fig. 78). (Refer to 9 - ENGINE - (16) Install the cylinder head (Refer to 9 - ENGINE/CYLINDER HEAD - INSTALLATION). (17) Install the oil pan (Refer to 9 - ENGINE/LU- BRICATION/OIL PAN - INSTALLATION). Fig. 76 Connecting Rod Guides—Typical 1 - SPECIAL TOOL 8189 CONNECTING ROD GUIDES Fig. 77 Installing Piston 9 - 54 ENGINE 2.0L SOHC PL/SRT-4 PISTON & CONNECTING ROD (Continued) |