Tuesday, May 7, 2013
Aprilia RS4 125
Engine Specifications of 2011 New Aprilia RS4 125:
Displacement: 124.80 ccm (7.62 cubic inches)
Engine type: Single cylinder, four-stroke
Power: 16.04 HP (11.7 kW))
Compression: 12.5:1
Bore x stroke: 58.0 x 47.0 mm (2.3 x 1.9 inches)
Valves per cylinder: 4
Fuel system: Injection
Fuel control: DOHC
Ignition: CDI
Lubrication system: Wet sump
Cooling system: Liquid
Gearbox: 6-speed
Transmission type,
final drive: Chain
Clutch: Multi-plate in oil bath.
Driveline: Primary drive: Gearbox: 63/19 (3.31). Final drive: Chain: 17/40 (2.35).
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