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Crankshaft Main Bearing

CRANKSHAFT MAIN BEARING

Bearing Clearance 0.023 - 0.051 mm (0.0009 - 0.002 in.)
Bearing Clearance 0.006 - 0.044 (0.0007 - 0.0023 in.)

MAIN BEARING SELECTION CHART





MAIN BEARING CAP TORQUE


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

1. Clean and oil all cap bolts. Install all main bearing caps making sure the arrow faces forward.





2. Tighten main bearing cap bolts to 13 Nm ( 10 ft. lbs.) in the sequence shown.
3. Tighten main bearing cap bolts to 27 Nm ( 20 ft. lbs.) in the sequence shown.
4. Rotate main cap bolts an additional 90° in the sequence shown.





5. Install the crossbolts with new seal washer. Starting with crossbolt A,
6. Tighten crossbolt to 28 Nm ( 21 ft. lbs.).
7. Repeat crossbolt tightening procedure.
8. Measure crankshaft end play Service and Repair.