PIAGGIO Beverly 125 Maintenance Manual page 75

ENGINE TECHNICAL DATA
Type
Cubic capacity
Bore x stroke
Compression ratio
Timing system
Valve clearance
Max. Power
MAX. torque
Main drive
Final reduction
Lubrication
Cooling
Start-up
Ignition
Single-cylinder, 4-stroke
124 cm³
57.0 x 48.6 mm
12 ± 0.5: 1
4 valves, single overhead
camshaft, chain-driven.
Inlet: 0.10 mm Outlet: 0.15 mm
11 kW at 9,750 rpm
12 Nm at 8,000 rpm
Automatic expandable pulley
variator with torque server, V-belt,
automatic self-ventilating
centrifugal dry clutch
Gear reduction unit in oil bath.
Engine lubrication with lobe pump
(inside crankcase) controlled by a
chain with double filter: mesh and
paper.
Forced-circulation coolant system.
Electric
Capacitive discharge ignition, with
variable advance and separate HV
coil.
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