Crankshaft Main Bearing

Crankshaft Bearing Cap Bolt Tightening Sequence and Specification







Tighten the crankshaft bearing cap bolts in sequence - 1 through 10 -:

Tighten the bolts - 1 through 10 - and the - arrows - by hand.

Tighten the bolts - 1 through 10 - to 65 Nm.

Tighten the bolts - 1 through 10 - an additional 90° (1/4) turn using a ratchet.

Tighten the bolts - arrows - to 20 Nm.

Tighten the bolts - arrows - and additional 90° (1/4) turn using a ratchet.







Axial clearance:

New: 0.07 to 0.23 mm
Wear limit: 0.30 mm







Radial clearance:

New: 0.017 to 0.037 mm
Wear limit: 0.15 mm






Crankshaft:






The identification on the crankshaft is for the lower bearing shell.

Note the letters and then match them to the color identification in the table.

Color Identification

S = Black

R = Red

G = Yellow

B = Blue

W = White






Crankshaft Dimensions

(Dimensions are in mm)






1 The preparation of worn crankshafts is not provided.