Crankshaft Main Bearing

CRANKSHAFT






Install the crankshaft bearing cap bolts.






The main bearing cap bolts are tightened in 2 progressive steps.

Step 1

Install and uniformly tighten the 10 main bearing cap bolts in the sequence shown in the illustration.

Torque 39 Nm (398 kgf-cm, 29 ft-lbf)

Step 2






Mark the front of the bearing cap bolts with paint.

Retighten the bearing cap bolts by 90° in the order above.

Check that the painted mark is now at a 90° angle to the front.

Check that the crankshaft turns smoothly.

MAIN BEARING CLEARANCE STANDARD AND LIMIT






MAIN BEARING SIZE CODES

Each bearing's standard thickness is indicated by a 1, 2 or 3 mark on its surface.

Reference:

Standard bearing center wall thickness