4 technical data – Piaggio 400ie User Manual
Page 81

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
injection system, with variable
advance and separate HV coil.
Ignition advance
Three-dimensional map managed
by control unit
Spark plug
CHAMPION RG 6 YC
Alternative spark plug
NGK CR7EKB
Fuel supply
Electronic injection with Ø38 mm
throttle body and electric fuel
pump.
Fuel
Unleaded petrol (95 RON)
Muffler
Absorption-type exhaust muffler
with catalytic converter and
lambda probe.
Emission regulations
EURO 3
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4 Technical data