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CYLINDER BLOCK, PISTON AND CONNECTING ROD ASSEMBLY SERVICE PISTON AND CONNECTING ROD—REMOVAL (1) Remove top ridge of cylinder bores with a reliable ridge reamer before removing pistons from cylinder (2) Remove oil pan. Ensure connecting rods and connecting rod caps for cylinder identification. Identify (3) Valve relief toward manifold side of engine. Tur- bocharged engine pistons will have arrow towards (4) Squirt hole on connecting rod must face timing belt end of engine. (5) Pistons and connecting rods must be removed from top of cylinder block. Rotate crankshaft so that (6) Remove connecting rod cap. Install connecting rod bolt protectors on connecting rod bolts (Fig. 4). Be careful not to nick crankshaft journals. ing rod. Fig. 1 Cylinder Block, Piston and Connecting Rod Assembly Fig. 3 Identify Connecting Rod to Cylinder Fig. 2 Piston Marking Ä 2.2/2.5L ENGINE 9 - 49 |