MX’er SYSTEM
SERVICE INFORMATION
GENERAL INSTRUCTIONS
• This section covers crankcase separation to service the crankshaft. The engine must be removed for
this operation.
• The following parts must be removed before separating the crankcase.
−Cylinder head (
ð
Section 7)
−Cylinder/piston (
ð
Section 8)
−Drive and driven pulleys (
ð
Section 9)
−A.C. generator (
ð
Section 4)
−Carburetor/air cleaner (
ð
Section 5)
−Starter motor (
ð
Section 16)
−Oil pump (
ð
Section 4)
SPECIFICATIONS
Item Standard (mm) Service Limit (mm)
Connecting rod big end side clearance 0.10 0.35 0.55
Crankshaft Connecting rod big end radial clearance 0 0.008 0.05
Run out 0.10
TORQUE VALUES
Crankcase bolt 0.8 1.2kgf-m
Cam chain tensioner slipper bolt 0.8 1.2kgf-m
Cam chain cover bolt 0.8 1.2kgf-m
TROUBLESHOOTING
Excessive engine noise
Excessive bearing play
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