Jeep Grand Cherokee WK. Manual — part 1228

9. Identify rod bearing caps before removal. Remove rod bearing caps with bearings.

10. Identify main bearing caps (1) before removal.

11. Remove main bearing caps (1) and bearings one

at a time.

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ENGINE - 5.7L SERVICE INFORMATION

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12. Remove the thrust washers.

13. Remove the crankshaft out of the block.

INSTALLATION

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ENGINE - 5.7L SERVICE INFORMATION

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1. Select the proper main bearings (Refer to 9 -

ENGINE/ENGINE

BLOCK/CRANKSHAFT

MAIN

BEARINGS - STANDARD PROCEDURE).

2. Install main bearings in block and caps, and lubri-

cate bearings.

3. Position the crankshaft into the cylinder block.

4. Install the thrust washers (1).

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ENGINE - 5.7L SERVICE INFORMATION

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NOTE: The main cap crossbolts are torqued after final torque of the main cap bolts. Always use a new
washer/seal on crossbolts.

5. Clean and oil all cap bolts. Install all main bearing caps (1). Install all cap bolts and alternately tighten in two

steps using the following sequence.

6.

•

Step 1 – 27 N·m ( 20ft. lbs.) torque.

7.

•

Step 2 – Turn main cap bolts an additional 90°.

8. Install the crossbolts with new washer/gasket.

Starting with crossbolt A torque each crossbolt to
28 N·m ( 21ft. lbs.)torque.

9. Repeat crossbolt torque procedure.

10. Measure crankshaft end play (Refer to 9 -

ENGINE/ENGINE BLOCK/CRANKSHAFT MAIN

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ENGINE - 5.7L SERVICE INFORMATION

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