Crankshaft Main Bearing Torque and Sequence
INSTALL 12 POINTED HEAD BEARING CAP SUBASSEMBLY BOLTSHINT:
- The bearing cap subassembly bolts are tightened in 3 progressive steps (steps (b), (c) and (e)).
- If any of the bearing cap subassembly bolts in broken or deformed, replace it.
a. Apply a light coat of engine oil on the threads and under the bearing cap subassembly bolts.
b. Install and uniformly tighten the 10 bearing cap subassembly bolts, in several passes, in the sequence shown.
Torque: 22 Nm (225 kgf-cm, 16 ft. lbs.)
c. Retighten the bearing cap subassembly bolts, in several passes, in the sequence shown.
Torque: 44 Nm (449 kgf-cm, 32 ft. lbs.)
If any of the bearing cap sub-assembly bolts does not meet the torque specification, replace the bearing cap subassembly bolt.
d. Mark the front of the bearing cap subassembly bolts with paint.
e. Retighten the bearing cap subassembly bolts by 45° and 45° in the numerical order shown.
f. Check that the painted mark is now at a 90° angle to the front.
INSTALL HEXAGON HEAD BEARING CAP SUBASSEMBLY BOLTS
a. Install and uniformly tighten the 10 bearing cap subassembly bolts in several passes.
Torque: 18.5 Nm (189 kgf-cm, 14 ft. lbs.)
b. Check that the crankshaft turns smoothly.