KYMCO Super 8 50 Service Manual

11. CRANKCASE/CRANKSHAFT
11-1
Super 8 50
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 (

Section 7)
Cylinder/piston (

Section 8)
Drive and driven pulleys (

Section 9)
A.C. generator (

Section 14)
Carburetor/air cleaner (

Section 5)
Rear wheel/rear shock absorber (

Section 13)
Starter motor (

Section 16)
Oil pump (

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
Runout

0.10
TORQUE VALUES
Crankcase bolt 0.8~1.2kgf-m
Cam chain tensioner slipper bolt 0.8~1.2kgf-m
TROUBLESHOOTING
Excessive engine noise
 Excessive bearing play
 Excessive crankpin bearing play
SERVICE INFORMATION ....................... 11-1 CRANKSHAFT ....................................... 11-3
TROUBLESHOOTING.............................. 11-1 CRANKCASE ASSEMBLY ................... 11-4
CRANKCASE SEPARATION .................. 11-2

KYMCO Super 8 50 Specifications

General

Displacement	49.5 cc
Fuel System	Carburetor
Ignition	CDI
Front Suspension	Telescopic Fork
Front Brake	Disc
Rear Brake	Drum
Front Tire	120/70-12
Rear Tire	130/70-12
Cooling System	Air
Transmission	CVT Automatic
Seat Height	780 mm
Wheelbase	1, 280 mm