PIAGGIO MP3 400 i.e. - Engine

Engine
ENGINE
Specification Desc./Quantity
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 driv-
en.
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
Lubrication Engine lubrication with trochoidal pump (inside the
crankcase), oil filter and pressure adjustment by-
pass.
Lubrication pressure 3.5 ÷ 4 bar
Minimum lubrication pressure (100° C) 0.8 bar
Fuel supply Electronic injection with Ø38-mm throttle body and
electric fuel pump.
Cooling Forced coolant circulation system.
Fuel Unleaded petrol (95 RON)
Characteristics MP3 400 i.e.
CHAR - 4