Operation CHARM: Car repair manuals for everyone.

Crankshaft Main Bearing

Main bearings Clearance-to-crankshaft Desired 0.0009-0.0001 inch
Allowable 0.0009-0.0019 inch
Bearing wall thickness Grade 1 0.0983 inch
Grade 2
Measured at 50 mm (1.9685 inch) from outer perimeter top of piston to the pin axis.
0.0985 inch
Grade 3 0.0986 inch
Crankshaft Main Bearing Stage 1: Bolts 1-8 to 18 ft. lbs
Stage 2: Bolts 9-19 to 18 ft. lbs
Stage 3: Bolts 1-16 additional 90 degrees
Stage 4: Bolts 17-22 to 18 ft. lbs.