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firmly and press down the portion to be installed un- (3) Install upper side rail first and then the lower side rail. (4) Install No. 2 piston ring and then No. 1 piston ring (Fig. 8). (5) Position piston ring end gaps as shown in (Fig. 19). (6) Position oil ring expander gap at least 45° from the side rail gaps but not on the piston pin center or PISTON AND CONNECTING ROD ASSEMBLY (1) Before installing pistons and connecting rod as- semblies into the bore, besure that compression ring (2) Before installing the ring compressor, make sure the oil ring expander ends are butted and the (3) Immerse the piston head and rings in clean en- gine oil, slide the ring compressor, over the piston and tighten with the special wrench (Fig. 20). Be sure (4) The valve cut should be toward the manifold side of the engine (Fig. 21). (5) Install connecting rod bolt protectors on rod bolts (Fig. 4). (6) Rotate crankshaft so that the connecting rod journal is on the center of the cylinder bore. Insert rod (7) Tap the piston down in cylinder bore, using a hammer handle. At the same time, guide connecting (8) Install rod caps. Install nuts on cleaned and oiled rod bolts and tighten nuts to 54 N Im (40 ft. lb.) Plus 1/4 turn for N/A engines and 68 N Im (50 ft. lbs.) for turbo III engines. Fig. 19 Piston Ring End Gap Position Fig. 20 Installing Piston Fig. 21 Piston Markings Fig. 22 Checking Connecting Rod Bearing Clear- ance 9 - 54 2.2/2.5L ENGINE Ä |