Crankshaft Main Bearing

MAIN BEARING:

MAIN BEARING:

MAIN BEARING

MAIN BEARING / Undersize:

Main bearing clearance

Standard
No. 1 and 5 0.001 - 0.011 mm (0.00004 - 0.0004 inch)
Standard No. 2, 3 and 4 0.007 - 0.017 mm (0.0003 - 0.0007 inch)

Limit
No. 1 and 5 0.021 mm (0.0008 inch)
No. 2, 3 and 4 0.027 mm (0.0011 inch)