CY R460 Specs

Chung Yang R460 Scooter Engine Specs

This engine, used in popular scooters and mini choppers is a “Big Bore” version of the R420

Model R460
Cooling Type Air Cooled
Displacement cc 45.7
Bore mm 42
Stroke mm 33
Max. Power PS / rpm 4.3 / 11000
Max. Torque kg-m / rpm 0.322 / 9000
Min. Fuel Consumption g/PS . H 350
Max. rpm at no load rpm 18000
Compression Ratio 9.2
Fuel Recommend Octane 95~98
Oil Recommend FC grade 2 Cycle engine oil
Mixture Ratio Pre-mixed (25 Gasoline : 1 Engine Oil)
Ignition Type TDI
Carburetor HDA
Spark Plug Std. NGK: CMR7H
Starter Recoil (EZ)
Clutch In rpm 5700
Stall rpm 7300
Overall Size Length mm 186
Width mm 277
Height mm 228
Weight kg. 3.76