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3. The coated pistons will be serviced with the piston pin and connecting rod pre-assembled. 4. The coating material is applied to the piston after the final piston machining process. Measuring the 5. Piston installation into the cylinder bore requires slightly more pressure than that required for non- REMOVAL 1. Disconnect negative cable from battery. 2. Remove the following components: • Oil pan and gasket/windage tray (Refer to 9 - ENGINE/LUBRICATION/OIL PAN - REMOVAL). • Cylinder head covers (Refer to 9 - ENGINE/CYLINDER HEAD/CYLINDER HEAD COVER(S) - REMOVAL) and • Timing chain cover (Refer to 9 - ENGINE/VALVE TIMING/TIMING BELT / CHAIN COVER(S) - REMOVAL). • Cylinder head(s) (Refer to 9 - ENGINE/CYLINDER HEAD - REMOVAL) and (Refer to 9 - ENGINE/CYLINDER 3. If necessary, remove top ridge of cylinder bores with a reliable ridge reamer before removing pistons from cyl- inder block. Be sure to keep tops of pistons covered during this operation. Pistons and connecting rods CAUTION: DO NOT use a number stamp or a punch to mark connecting rods or caps, as damage to con- NOTE: Connecting rods and bearing caps are not interchangeable and should be marked before removing 4. Mark connecting rod and bearing cap positions using a permanent ink marker or scribe tool. CAUTION: Care must be taken not to damage the 9 - 1380 ENGINE - 4.7L SERVICE INFORMATION WK |