PIAGGIO X7 EVO 300ie Manual page 73

ENGINE DATA (125
Type
Engine capacity
Bore x stroke
Compression ratio
Engine idle speed
Timing system
Valve clearance
Max. power
MAX. torque
Transmission
Final reduction gear
Lubrication
Cooling
Starter
Ignition
)
IE
Single-cylinder, 4-stroke
124 cm³
57.0 x 48.6 mm
12 ± 0.5: 1
1750 ± 100 rpm
4 valves, single overhead
camshaft, chain-driven.
Intake: 0.10 mm Exhaust: 0.15 mm
11 kW at 9250 rpm
12.1 Nm at 7500 rpm
Automatic expandable pulley
variator with torque server, V-belt,
self-ventilating dry automatic
centrifugal clutch and transmission
housing with forced-circulation air
cooling.
Gear reduction unit in oil bath.
Engine lubrication with lobe pump
(inside crankcase), chain-driven,
with double filter: mesh and paper.
Forced coolant circulation system.
Electric
Electronic inductive discharge
ignition, high efficiency, with
separate HV coil.
73