DATI MOTORE
Type Single-cylinder, 4-stroke
Cubic capacity 399 cm³
Bore x stroke 85.8 X 69 mm
Compression ratio 10.6 ± 0.5 : 1
Engine idle speed 1,500 ± 100 rpm
Timing system Four valves, single overhead
camshaft, chain driven.
Valve clearance Inlet: 0.15 mm
Outlet: 0.15 mm
MAX. power 24 KW at 7,250 rpm
MAX. torque 38 Nm at 5,250 rpm
Transmission Automatic expandable pulley
variator with torque server, V belt,
automatic clutch.
Final reduction Gear reduction unit in oil bath.
Lubrication Engine lubrication with trochoidal
pump (inside the crankcase), oil
filter and pressure adjustment by-
pass.
Cooling Forced coolant circulation system.
Start-up Electric
Ignition High efficiency electronic inductive
ignition, integrated with the
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