125 ENGINE SPECIFICATIONS
Type
Single-cylinder, 4-stroke
Engine capacity
124 cm³
Bore x stroke
57.0 x 48.6 mm
Compression ratio
10.6 ± 0.5
:
1
Engine idle speed
1650 ± 100 rpm
Timing system
2 valves, single overhead
camshaft, chain-driven.
Valve clearance
Intake: 0.10 mm Exhaust: 0.15 mm
Max. power
7.7 kW at 8,250 rpm
MAX. torque
9.6 Nm at 7,250 rpm
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.
Electric
starter
Ignition
Capacitive discharge ignition, with
variable advance and separate HV
coil.
91
5 Technical data
Summary of Contents for LX 125 i.e.
Page 4: ...4 ...
Page 7: ...Vespa LX 125 i e 150 i e Chap 01 General rules 7 ...
Page 19: ...Vespa LX 125 i e 150 i e Chap 02 Vehicle 19 ...
Page 20: ...02_01 20 2 Vehicle ...
Page 22: ...02_02 Analogue instrument panel 02_02 M Engine management indicator light 22 2 Vehicle ...
Page 33: ...Vespa LX 125 i e 150 i e Chap 03 Use 33 ...
Page 53: ...Vespa LX 125 i e 150 i e Chap 04 Maintenance 53 ...
Page 89: ...Vespa LX 125 i e 150 i e Chap 05 Technical data 89 ...
Page 90: ...05_01 90 5 Technical data ...
Page 96: ...96 5 Technical data ...
Page 97: ...Vespa LX 125 i e 150 i e Chap 06 Spare parts and accessories 97 ...
Page 99: ...Vespa LX 125 i e 150 i e Chap 07 Scheduled maintenance 99 ...