Crankshaft Main Bearing

Crankshaft Bearing Cap Bolt Tightening Sequence and Specification





- Tighten the crankshaft bearing cap bolts - 1 through 10 - and - arrows - in sequence as follows:

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

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

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

4. Tighten the bolts - arrows - to 20 Nm.

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







Crankshaft

Axial Clearance:
New: 0.07 to 0.23 mm.
Wear limit: 0.30 mm.






Crankshaft

Radial Clearance:
New: 0.017 to 0.037 mm.
Wear limit: 0.15 mm.






Crankshaft Dimensions

(Dimensions are in mm)





1 The preparation of worn crankshafts is not provided.