Crankshaft Main Bearing

Crankshaft
Crankshaft bearing cap set bolt diameter
Standard 10.8 to 11.0 mm (0.4252 to 0.4331 in.)
Minimum 10.7 mm (0.4213 in.)
Main journal diameter 60.988 to 61.000 mm (2.4011 to 2.4016 in.)
Main journal taper and out-of-round
Maximum 0.02 mm (0.0008 in.)


MAIN BEARING CAP

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





Step 1:
Install and uniformly tighten the 16 main bearing cap bolts in the sequence shown in the illustration.
Torque 61 N*m (622 kgf*cm, 45 ft.*lbf)
If any of the main bearing cap bolts does not meet the specified torque, replace it.





Step 2:
Mark the front of the bearing cap bolts with paint.
Tighten the bearing cap bolts another 90° in the order shown in step 1.
Check that the painted marks are now at a 90° angle to the front.
Check that the crankshaft turns smoothly.





Install and uniformly tighten the 8 main bearing cap bolts in several steps, in the sequence shown in the illustration.
Torque 26 N*m (265 kgf*cm, 19 ft.*lbf)