Engine Specifications - VESPA 946 E4 EMEA 2021 Manual

Vespa 946 E4-E5 EMEA-USA-ASIA (2021-)
Specification
Exhaust silencer
Emissions compliance
(*): according to the target market.
150 cm³ ENGINE - FOR THE USA/LATAM VERSION
Specification
Engine
Engine capacity
Bore per stroke
Max. power
MAX torque
Compression ratio
Timing system
Valve clearance (cold engine)
Spark plug
Power supply
Cooling
Lubrication
Starting
Gearbox
Clutch
Exhaust silencer
Emissions compliance
150 cm³ ENGINE - FOR THE PAP VERSION
Specification
Engine
Engine capacity
Bore per stroke
Max power (for Euro 3 version)
Max torque (for Euro 3 version)
Max power (for Euro 4 version)
Max torque (for Euro 4 version)
Max power (for Euro 5 version)
Max torque (for Euro 5 version)
Compression ratio
Timing system
Valve clearance (cold engine)
Spark plug
Power supply
Cooling
Lubrication
Starting
Gearbox
Clutch
Exhaust silencer
Emissions compliance
Emissions compliance
Emissions compliance
(*): according to the target market.
150 cm³ ENGINE - FOR THE CHINA VERSION
Fuel

ENGINE SPECIFICATIONS

Fuel
150 ³ ENGINE SPECIFICATIONS
CM
Fuel
Desc./Quantity
Unleaded gasoline E10 (95 R.O.N.)
Absorption-type exhaust silencer with catalytic converter.
EURO 5 (*)
Desc./Quantity
Single-cylinder, 4-stroke Piaggio LEM
9.46 in³ (155 cm³)
2.28 x 2.31 in (58 x 58.6 mm)
12.06 hp at 8,000 rpm (9.0 KW a 8,000 rpm)
8.84 lb×ft at 7,000 rpm (12.0 Nm at 7,000 rpm)
10,5 ± 0.5
3 valves, single overhead camshaft, chain-driven.
Intake: 0.00315 in (0.08 mm) Exhaust: 0.00315 in (0.08 mm)
NGK CR8EB
Electronic injection with Ø1.1 in (Ø28 mm) throttle body, single
injector
Forced-air circulation cooling.
Wet sump
Electric
Continuously variable transmission with torque server
Automatic centrifugal dry clutch
Unleaded gasoline E10 (95 R.O.N.)
Absorption-type exhaust silencer with catalytic converter.
40 CFR Part 86 Subpart E
Desc./Quantity
Single-cylinder, 4-stroke Piaggio LEM
155 cm³
58 x 58.6 mm
8.9 kW at 8,000 rpm
11.5 Nm at 6750 rpm
9.0 kW at 8,000 rpm
12.0 Nm at 7,000 rpm
9.0 kW at 8250 rpm
12.0 Nm at 6750 rpm
10.5: 1
3 valves, single overhead camshaft, chain-driven.
intake: 0.08 mm outlet: 0.08 mm
NGK CR8EB
Electronic injection with Ø 28 mm throttle body, single injector
Forced-air circulation cooling.
Wet sump
Electric
Continuously variable transmission with torque server
Automatic centrifugal dry clutch
Unleaded gasoline E10 (95 R.O.N.)
Absorption-type exhaust silencer with catalytic converter.
EURO 3 (*)
EURO 5 (*)
EURO 4 (*)
Technical Data
DT - 29