exhaust: 0.08 mm
Timing system
3 valves (2 intake, 1 drainage).
single overhead camshaft chain-
driven.
Transmission
CVT expandable pulley variator
with torque server, V-belt, self-
ventilating dry automatic
centrifugal clutch and transmission
housing with forced-circulation air
cooling.
Final reduction gear
Gear reduction unit in oil bath.
Lubrication
Engine lubrication with lobe pump
(inside crankcase), chain-driven,
with double filter: mesh and paper.
Cooling
Forced-air circulation cooling.
Starter
Electric starter
Ignition
Electronic inductive discharge
ignition, with variable advance and
separate HV coil.
Ignition advance
Three-dimensional map managed
by control unit
Spark plug (150cm³)
NGK CR8EB
Electrode gap
0.7 to 0.8 mm
Fuel system
Electronic injection with Ø 28 mm
throttle body, single injector
Fuel
Unleaded petrol (95 RON)
Exhaust silencer
Absorption-type exhaust muffler
with catalytic converter.
80
4 Technical data
Summary of Contents for S 125ie 3Valvole
Page 4: ...4 ...
Page 7: ...Vespa S 125ie 150ie 3Valvole Chap 01 Vehicle 7 ...
Page 8: ...Dashboard 01_01 01_01 8 1 Vehicle ...
Page 10: ...01_02 A Odometer B Speedometer 10 1 Vehicle ...
Page 24: ...24 1 Vehicle ...
Page 25: ...Vespa S 125ie 150ie 3Valvole Chap 02 Use 25 ...
Page 38: ...38 2 Use ...
Page 39: ...Vespa S 125ie 150ie 3Valvole Chap 03 Maintenance 39 ...
Page 61: ...03_25 03_26 03_27 61 3 Maintenance ...
Page 74: ...74 3 Maintenance ...
Page 75: ...Vespa S 125ie 150ie 3Valvole Chap 04 Technical data 75 ...
Page 76: ...Data 04_01 04_01 76 4 Technical data ...
Page 82: ...82 4 Technical data ...
Page 83: ...Vespa S 125ie 150ie 3Valvole Chap 05 Spare parts and accessories 83 ...
Page 85: ...Vespa S 125ie 150ie 3Valvole Chap 06 Scheduled maintenance 85 ...