CFMoto 650NK - Page 253

CRANKSHAFT/TRANSMISSION 9-7
Item Standard Service Limit
Crankshaft/Upper Crankcase Clearance 0.05 ~ 0.25mm 0.40mm
Crankshaft Runout 0.02mm 0.05mm
Crankshaft Main Bearing Insert/Journal Clearance 0.02 ~ 0.04mm 0.07mm
Crankshaft Main Journal Diameter: 37.984 ~ 38.00mm 37.96mm
Marking:
2 37.984 ~ 37.992mm – – –
1 37.993 ~ 38.000mm – – –
Crankcase Main Bearing Inside Diameter: 41.000 ~ 41.016mm – – –
Marking:
Blue 41.000 ~ 41.008mm – – –
None 41.009 ~ 41.016mm – – –
Crankshaft Main Bearing Insert Thickness:
Marking:
Brown 1.496 ~ 1.500mm – – –
Black 1.500 ~ 1.504mm – – –
Blue 1.504 ~ 1.508mm – – –
Crankshaft Main Bearing Insert Selection:
Crankcase Main
Bearing Bore Diameter
Marking
Crankshaft Main Journal Diameter Marking
Bearin
Insert
Blue 1 Brown
Blue 2
Black
None 1
None 2 Blue
Balancer Shaft Bearing Insert/Journal Clearance 0.02 ~ 0.04mm 0.07mm
Balancer Shaft Journal Diameter: 27.987 ~ 28.00mm 27.96mm
Marking:
1 27.987 ~ 27.993mm –––
2 27.993 ~ 28.000mm –––
Specifi cations