Technical Parameters
Item Standard Service limit
Fuel injection system (EFI)
Free play of throttle grip 3-5mm —
Negative pressure value of throttle valve body 50 ±3 kPa (under idle speed) —
Cooling fluid:
Recommended type FD-2 permanent antifreezing agent —
Color Green —
Mixture ratio 50% soft water and 50% cooling fluid —
℃
Boiling point
107℃
—
Total amount 1.2L
Engine cylinder head and cylinder head
cover
Valve clearance:
Exhaust value 0.15 -0.17 mm —
Inlet valve 0.13 -0.15 mm —
Free play of clutch lever 10 -20mm —
Lubrication system of engine
Oil:
API SH, SJ or SL, JASO MA
Capacity 1.2±0.05L (when replacement); —
1.5±0.05L (complete disassembly of
engine)
—
Fluid level
Between the upper fluid level line and
lower level line (idle speed or standing for
2-3 minutes after running)
—
Wheels / tires
Tire tread depth
Front tire 3.8 mm 1.6mm
Tire pressure (after tire cooling):
Front tire 220±10kPa —
Rear tire 250±10kPa —
Drive chain slacking 10-15 mm —
Drive chain wearing (length of 20 Links) 317.5 -318.2 mm 323 mm
Model 520HO —
2-10
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