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).