SPEC
MAINTENANCE SPECIFICATIONS
2-3
MAINTENANCE SPECIFICATIONS
ENGINE
Model CS50 CS50Z
Cylinder head:
Warp limit 0,02 mm
* The lines indicate measurement
with straight edge
Cylinder:
Bore size 39,993 ~ 40,012 mm
<Limit> <40,1 mm>
Taper limit 0,05 mm
Out of round limit 0,01 mm
Piston:
Piston size 39,952 - 39,972 mm 39,957 - 39,997 mm
Measuring point 5 mm
Piston clearance 0,034 - 0,047 mm 0,029 - 0,042 mm
On measurement
1st 40,25 mm
Piston rings:
Cut-away section (BXT)/TYPE
Top ring 1.5 x 1.8 mm/Keystone
2nd ring 1.5 x 1.8 mm/Keystone
End gap (installed)
Top ring 0,15 ~ 0,35 mm
2nd ring 0,15 ~ 0,35 mm
<Limit> <0,6 mm>
Sice clearance
Top ring 0,03 ~ 0,05 mm
2nd ring 0,03 ~ 0,05 mm
Crankshaft:
Crank width “A” 37,90 ~ 37,95 mm
Runout limit “C” 0,03 mm
Large end of rod side clearance “D” 0,2 ~ 0,5 mm
Small end of rod clerance “F” 0,4 ~ 0,8 mm
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