Crankshaft Main Bearing: Specifications

Crankcase Bolt No.1* (a)
Tightening torque (50 Nm -> 0 Nm -> 20 Nm -> 35 Nm -> 40� -> 40� (5.1 kgf-m -> 0 kgf-m -> 2.0 kgf-m -> 3.6 kgf-m -> 40� -> 40�, 37.0 lbf-ft -> 0 lbf-ft -> 15.0 lbf-ft -> 26.0 lbf-ft -> 40� -> 40�))





Note:
Tighten bolts in numerical order ("1" - "10") evenly and gradually.

Crankcase Bolt No.2* (a)
Tightening torque 25 Nm (2.5 kgf-m, 18.5 lbf-ft)





Note:
Tighten crankcase bolt No.2s in numerical order ("1" - "12") evenly and gradually.




Main bearing clearance
Standard 0.022 - 0.034 mm (0.00087 - 0.00133 in.)
Limit 0.050 mm (0.00196 in.)





Standard size crankshaft main bearing thickness














Undersize of crankshaft main bearing thickness