Crankshaft Main Bearing

CRANKSHAFT MAIN BEARING

Thrust Washer Thickness
STD 2.440 - 2.490 mm (0.0961 - 0.0980 inch)
O/S 0.125 2.503 - 2.553 mm (0.0985 - 0.1005 inch)
O/S 0.250 2.565 - 2.615 mm (0.1010 - 0.1030 inch)

Main Journal Oil Clearance
STD 0.036 - 0.054 mm (0.0014 - 0.0021 inch)
U/S 0.25 0.035 - 0.075 mm (0.0014 - 0.0030 inch)
Maximum 0.10 mm (0.0039 inch)

Main Bearing Center Wall Thickness
STD
Mark 2 2.492 - 2.495 mm (0.0981 - 0.0982 inch)
Mark 3 2.495 - 2.498 mm (0.0982 - 0.0983 inch)
Mark 4 2.498 - 2.501 mm (0.0983 - 0.0985 inch)
Mark 5 2.501 - 2.504 mm (0.0985 - 0.0986 inch)
Mark 6 2.504 - 2.507 mm (0.0986 - 0.0987 inch)

CRANKSHAFT MAIN BEARING REMOVAL/TIGHTENING SEQUENCE

Main Bearing Cap Bolts Removal Sequence





Main Bearing Cap Bolts Tightening Sequence





DIMENSIONS
Main Bearing Bolt Outside Diameter:
STD 10.85 - 11.00 mm (0.4271 - 0.4331 inch)
Minimum 10.60 mm (0.4170 inch)

TIGHTENING SPECIFICATIONS
Main Bearing Cap To Cylinder Block:
1st Pass 74 Nm (54 ft. lbs.)
2nd Pass Turn additional 90°