Crankshaft Main Bearing: Specifications
MAIN BEARINGStep 1
Install and uniformly tighten the 10 main bearing cap bolts in the sequence shown in the illustration.
Torque 20 Nm (204 kgf-cm, 15 ft-lbf)
Retighten the 10 main bearing cap bolts in the sequence shown in the illustration.
Torque 40 Nm (408 kgf-cm, 30 ft-lbf)
Step 2
Mark the front of the bearing cap bolts with paint.
Retighten the bearing cap bolts by 90 °in the numerical order shown in the illustration.
Check that the paint mark is now at a 90 °angle to the front.
Crankshaft bearing cap set bolt:
Standard diameter 7.3 to 7.5 mm (0.287 to 0.295 in.)
Minimum diameter 7.2 mm (0.284 in.)
Main journal diameter 54.988 to 55.000 mm (2.1648 to 2.1654 in.)
Main journal diameter (Reference)
Mark 0 54.999 to 55.000 mm (2.1653 to 2.1654 in.)
Mark 1 54.997 to 54.998 mm (2.1652 to 2.1653 in.)
Mark 2 54.995 to 54.996 mm (2.1652 to 2.1652 in.)
Mark 3 54.993 to 54.994 mm (2.1651 to 2.1651 in.)
Mark 4 54.991 to 54.992 mm (2.1650 to 2.1650 in.)
Mark 5 54.988 to 54.990 mm (2.1649 to 2.1650 in.)
Standard main bearing center wall thickness (Reference)
Mark 1 1.993 to 1.996 mm (0.0785 to 0.0786 in.)
Mark 2 1.997 to 1.999 mm (0.0786 to 0.0787 in.)
Mark 3 2.000 to 2.002 mm (0.0787 to 0.0788 in.)
Mark 4 2.003 to 2.005 mm (0.0789 to 0.0789 in.)
Maximum circle runout 0.03 mm (0.0012 in.)
Standard oil clearance 0.017 to 0.040 mm (0.0007 to 0.0016 in.)
Maximum oil clearance 0.060 mm (0.0024 in.)
Maximum main journal taper and out-of-round 0.003 mm (0.0001 in.)