
CBF 150 AIR COOLING ENGINE SERVICE MANUAL
RENEGADE SPORT & SCRAMBLER X 125 EFI
5
1.6
Cylinder and Piston
unit: mm
Item
Standard
Service Limit
Cylinder
Inner diameter of cylinder
Φ52.400
~
φ52.410
Φ52.5
Cylindricity
0.004
0.10
Planeness of cylinder face
0.03
0.10
Piston, Piston
Rings and
Piston Pin
Outer diameter of piston
Φ52.38
~
φ52.39
Φ52.3
Inner diameter of piston pin hole
φ14.002
~
14.008
φ14.04
Closure clearance of
piston ring
Top
0.1
~
0.25
0.35
Second
0.15-0.30
0.4
Oil
0.2
~
0.7
0.85
Piston
Ring/Groove
Clearance:
Top
0.02
~
0.06
0.10
Second
0.02
~
0.06
0.10
Piston/Cylinder Clearance
0.01
~
0.03
0.07
Outer diameter of piston pin
φ13.994
~
φ14
φ13.96
Clearance between piston pin and piston
pin hole
0.002
~
0.014
0.04
Small End of
Connecting
Rod
Inner diameter
φ14.015
~
14.028
φ14.06
Clearance
between
small end of
connecting rod and piston pin
0.015
~
0.03
0.10