Crankshaft Main Bearing

a Specification 82.4 mm (3.2441 in) diameter gauge.


Main Bearing Cap




NOTICE: Fasteners No. 5 through 8 are studs. Fasteners No. 18 through 22 are M8 x 1.25 mm x 79.3 mm (0.05 in x 3.12 in) bolts. Fasteners No. 1 through 4, 17 are M8 x 1.25 mm x 96 mm (0.05 in x 3.75 in) bolts. Fasteners 9 through 12 are M10 x 1.5 mm x 106.8 mm (0.06 in x 4.20 in) /M8 x 1.25 mm x 21.5 mm (0.05 in x 0.84 in) studs. Fasteners 13 through 16 are M10 x 1.5 mm x 106.5 mm (0.06 in x 4.17 in) bolts. The bolts and studs must be installed in the correct position or engine damage can result.

Position the lower cylinder block and install the new bolts and new studs.
Tighten the bolts and studs in the sequence shown in 4 stages.
Stage 1: Tighten fasteners 1 through 8 to 25 Nm (18 lb-ft).
Stage 2: Tighten fasteners 9 through 16 to 40 Nm (30 lb-ft).
Stage 3: Tighten fasteners 1 through 16 an additional 90 degrees.
Stage 4: Tighten fasteners 17 through 22 to 25 Nm (18 lb-ft).