Service Information (4-Stroke) - KYMCO VITALITY 50 Manual

2
. GENERAL INFORMATION

SERVICE INFORMATION (4-STROKE)

ENGINE
Cylinder head warpage
Piston O.D.(4.55mm from bottom of piston skirt)
Cylinder-to- piston clearance
Piston pin hole I.D.
Piston pin O.D.
Piston-to-piston pin clearance
Ring-to-groove (top/second)
Connecting rod small end I.D.
Cylinder bore
Drive belt width
Drive pulley collar O.D.
Movable drive face ID.
Weight roller O.D.
Clutch outer I.D.
Driven face spring free length
Driven face O.D.
Movable driven face I.D.
Connecting rod small end free play
Connecting rod big end radial clearance
Run out
CARBURETOR
Setting mark
Type
Float level
Main jet
Slow jet
Pilot screw opening
Idle speed
Throttle grip free play
Item
Standard (mm)
VITALITY 50 (4-Stroke)

38.975 38.99
0.010 0.040
13.002 13.008
12.994 13.0
0.002
0.014
0.15 0.55
13.016 13.034
39.0 39.01
18
19.96 19.974
20.011 20.052
15.92 16.08
107 107.2
95
33.965 33.985
34.000 34.025
0.05 0.4
0 0.008

Standard
CVK104A
CVK 18
20.5
#82 (speed limited: #80)
2±
1800±100rpm
2 6mm
VITALITY 50
Service Limit (mm)
0.10
38.90
0.10
13.04
12.96
0.02
0.09
13.06
39.1
17
19.94
20.6
15.4
107.5
90
33.94
34.06
0.6
0.05
0.10
#35
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