KEEWAY RKV125 User Manual

12.6 Valve Race Fixing and Adjustment
Remove hackly and ragged parts on the valve race with a 45°
angled milling cutter.
Note：
Apply a layer of transparent or Prussian blue film onto the
valve race so that it can be observed clearly.
Remove 1/4 of external edge of valve race with a 32° angle
milling cutter.
Remove 1/4 of bottom of valve race with a 60° angle milling
cutter.
Remove the milling cutter and check the places processed.
Grind and cut valve race with a 45°angle precise milling cutter
till it gains a proper width.
All the dents and ragged parts must be removed.
Standard valve race width: Intake: 1.0mm
Exhaust: 1.0mm
Hackly part
32°
60°
1mm
45°

KEEWAY RKV125 Specifications

General

Engine Type	Single cylinder, 4-stroke, air-cooled
Fuel System	Carburetor
Transmission	5-speed
Front Suspension	Telescopic fork
Front Brake	Disc
Rear Brake	Drum
Cooling System	Air-cooled
Seat Height	770 mm
Weight	135 kg
Fuel Tank Capacity	17 L
Rear Suspension	Dual shock absorbers