Crankshaft Main Bearing

Crankshaft
Main bearing journal diameter - Standard size 80.9873 - 81.0127 mm (3.188 - 3.150 inch)
Main bearing journal diameter - 0.254 mm (0.010 inch) undersize 80.7333 - 80.7587 mm (3.178 - 3.140 inch)
Main bearing journal diameter - 0.508 mm (0.020 inch) undersize 80.4793 - 80.5047 mm (3.168 - 3.130 inch)
Main bearing journal diameter - 0.762 mm (0.030 inch) undersize 80.2253 - 80.2507 mm (3.158 - 3.120 inch)





CAUTION: To prevent engine damage, make sure that the longer main cap bolts (M14 x 2 x 127) are installed inboard and the shorter bolts (M14 x 2 x 114) are installed outboard.

20 lower crankcase main bearing mounting bolts.
1 Torque bolts to 149 Nm (110 ft. lbs.) in numerical sequence.
2 Torque bolts again to 176 Nm (130 ft. lbs.) in numerical sequence.
3 Torque bolts to 231 Nm (170 ft. lbs.) in the numerical sequence.





Eight M8 x 30 bolts around the outside of the lower crankcase.