Operation CHARM: Car repair manuals for everyone.

Crankshaft Main Bearing














Crankshaft Main Bearing Cap Bolts
Install new bolts





First pass 5 Nm
Second pass 30 Nm





Third pass 5 Nm





Fourth pass 25 Nm





Fifth pass Tighten 105°





Final pass 25 Nm

Classification of Main Bearings





Main Bearing Classes









1. Classification cylinder block
2. Classification crankshaft
3. Cylinder block
4. Intermediate section
5. Main bearing
6. Throw-out bearing
7. Thickness