Diesel Data: Automotive Repair

Crankshaft Main Bearing: Specifications





Main Bearing

Main Bearing Cap

Install main bearing cap bolts.

NOTE:
- The main bearing cap bolts are tightened in 2 progressive steps.
- Always use new main bearing cap bolts.

(1) Apply a light coat of engine oil on the threads and under the bearing cap bolts.
(2) Install and uniformly tighten the 10 bearing cap bolts(A), in several passes, in the sequence shown.

Tightening torque 27.5 - 31.4 Nm (2.8 - 3.2 kgf.m, 20.3 - 23.1 lb-ft) + 60 - 64°







(3) Retighten the bearing cap bolts by 60°~66° in the numerical order shown.

Tightening torque
Main bearing cap bolt 27.5 - 31.4 Nm (2.8 - 3.2 kgf.m, 20.3 - 23.1 lb-ft) + 60 - 64°

Crankshaft Bearing Oil Clearance