Crankshaft Main Bearing

GENERAL SPECIFICATIONS
Clearance to Crankshaft-Desired 0.025-0.045 mm
Clearance to Crankshaft-Allowable 0.025-0.050 mm
Bearing Wall Thickness-Grade 1 2.501 mm
Bearing Wall Thickness-Grade 2 2.505 mm
Bearing Wall Thickness-Grade 3 2.510 mm


TIGHTENING SPECIFICATIONS

CAUTION: Bolts 1 through 16 are torque-to-yield and must be replaced.





Complete tightening sequence in four stages as indicated.
- Stage 1: Bolts 1-8, 25 Nm
- Stage 2: Bolts 9-16, 40 Nm
- Stage 3: Bolts 1-16, 90°
- Stage 4: Bolts 17-22, 25 Nm
- Verify the crankshaft rotates freely.