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Engine Block: Crankshaft: Installation

WARNING: This page is about a different variant/trim than selected.
CAUTION:

If the engine encounters a catastrophic failure, the engine oil cooler and lines must be replaced or damage to the new engine or components could result.

GC0088074Courtesy of CHRYSLER GROUP, LLC
  1. Select the proper main bearings (1). Refer to CRANKSHAFT MAIN BEARING - FITTING  .
  2. Lubricate the main bearing shells with clean engine oil.
  3. Install the main bearings into the engine block.
    GC0088075Courtesy of CHRYSLER GROUP, LLC
  4. Install the main bearing shells (2) into the bearing caps (1).
    GC0088076Courtesy of CHRYSLER GROUP, LLC
  5. Position the crankshaft (1) into the engine block.
    GC0095610Courtesy of CHRYSLER GROUP, LLC
  6. Lubricate and install the thrust bearings (1).
  7. Install all main bearing caps in the location as noted during removal making sure the arrow faces forward.
    Fig 1: Main Bearing Tightening Sequence (1 of 2)
    GC0092133Courtesy of CHRYSLER GROUP, LLC
  8. Clean and oil all main cap bolts and install finger tight.
  9. Using the sequence shown, tighten the main bearing cap bolts to 16 N.m (12 ft. lbs.).
  10. Again, using the sequence shown, tighten the main bearing cap bolts to 28 N.m (20 ft. lbs.).
  11. Using the sequence shown, rotate the main bearing cap bolts an additional 120°.
    Fig 2: Main Bearing Tightening Sequence (2 of 2)
    GC0088079Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    The main bearing cap cross-bolts are torqued after the final torque of the main cap bolts.

  12. Install the cross-bolts finger tight.
  13. Using the sequence shown, tighten the cross-bolts to 31 N.m (23 ft. lbs.).
  14. Again, using the sequence shown, repeat the cross-bolt tightening procedure using the same torque.
  15. Measure the crankshaft end play. Refer to CRANKSHAFT MAIN BEARING - FITTING  .
    CAUTION:

    The connecting rod bolts must not be reused. Always replace the connecting rod bolts whenever they are loosened or removed.

    GC0081782Courtesy of CHRYSLER GROUP, LLC
  16. Wipe the connecting rod caps clean and install the rod bearings.
  17. Lubricate the bearing surfaces with clean engine oil and install the bearings and connecting rod caps onto the connecting rod journals in the same location as noted during removal.
  18. Install the NEW  connecting rod bolts finger tight.
  19. Tighten the connecting rod bolts to the proper specification. Refer to TORQUE SPECIFICATIONS  .
    GC0108284Courtesy of CHRYSLER GROUP, LLC
  20. If required, measure the connecting rod side clearance (1, 2). Refer to ENGINE SPECIFICATIONS  .
  21. Install the timing chain, camshaft phaser and crankshaft sprocket. Refer to CHAIN AND SPROCKETS, TIMING, INSTALLATION  .
  22. Install the crankshaft rear oil seal retainer. Refer to RETAINER, CRANKSHAFT REAR OIL SEAL, INSTALLATION  .
  23. Install the oil pump pickup tube and oil pan. Refer to PAN, OIL, INSTALLATION  .
  24. Install the engine. Refer to INSTALLATION  .
  25. Start the engine and check for leaks.
NOTE:

The Cam/Crank Variation Relearn procedure must be performed using the scan tool anytime there has been a repair/replacement made to a powertrain system, for example: flywheel, valvetrain, camshaft and/or crankshaft sensors or components.

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