Crankshaft Main Bearing

Crankshaft Main Bearing Cap Bolts





Make sure that the underhead length of the bolt is at or below the limit before installing the crankshaft bearing cap bolt. If the length exceeds the limit, replace the bolt with a new one.
Limit 75.5 - 76.5 mm (2.972 - 3.012 inch)





Tighten crankshaft bearing cap bolts in sequence 26.5 ± 2.0 Nm (20 ± 1 ft-lb)
Tighten bolts in Sequence 45°

Crankshaft End Play
Standard value 0.05 - 0.25 mm (0.002 - 0.010 inch)
Limit 0.4 mm (0.016 inch)

Crankshaft Journal Oil Clearance
Standard Value 0.012 - 0.030 mm (0.0005 - 0.0012 in.)
Limit 0.1 mm (0.004 in.)

Crankshaft Bearing Codes

Upper









When replacing the crankshaft bearing upper, select a bearing with the size corresponding to the crankshaft journal diameter in the table below.
The crankshaft bearing upper has an identification color or identification mark at the illustrated position.





Lower









When replacing the crankshaft bearing lower, select a bearing with the size corresponding to the crankshaft journal diameter in the table below.
The crankshaft bearing lower has an identification color or identification mark at the illustrated position.