Oil Filter; Oil Pump; Electrical System - VESPA S 50 4T 4V (2008) Manual

Vespa S 50 4T 4V (2008)
Specification
Stroke
Cubic capacity
Max. Power
MAX. torque
Compression ratio
Timing system
Engine idle speed
Air filter
Starting system
Lubrication
Fuel supply
Valve clearance (cold engine)
Carburettor
Cooling
Specification
Distance between the rotors
Axial rotor clearance
Distance between the outer rotor and the pump body
Levelness
Specification
Transmission
Specification
Transmission
Capacities
Specification
Fuel tank (including a ~ 2 l reserve)
Rear hub
Engine oil

Electrical system

When the advance check is carried out with a stroboscopic gun, add 10° flywheel keying to the table
below.
Bore

OIL PUMP

Type

OIL FILTER

Type
T
RANSMISSION
CAPACITY
Desc./Quantity
39 mm
41.8 mm
49.93 cm³
3.2 kW at 8250 rpm
3.8 Nm at 7750 rpm
11.5 ÷ 12 : 1
single overhead camshaft, chain-driven, on the left-hand side,
three-arm rocking levers set up with threaded set screw
1900 ÷ 2000 rpm
Sponge, soaked in a mixture (50% SELENIA Air Filter Oil and
50% unleaded petrol).
electric starter/kick-starter
engine lubrication with lobe pump (in the crankcase) driven by
a chain. Mesh pre-filter and centrifugal on the crankshaft
Gravity feed, with unleaded petrol (with a minimum octane rat-
ing of 95) with carburettor.
intake 0.10 mm
discharge 0.15 mm
depression type, KEIHIN NCV ø 20
forced air circulation
Desc./Quantity
Trochoidal
Admissible limit clearance: 0.15 mm
Limit values admitted: 0.09 mm
Admissible limit clearance: 0.20 mm
0.1 mm
Desc./Quantity
mesh, plastic and centrifugal filter, before the oil pump and co-
axially mounted onto the crankshaft keyed on the right crank
Desc./Quantity
With automatic expandable pulley variator, torque server, V-
belt, automatic clutch, gear reduction unit.
Desc./Quantity
approx. 8.5 l
85 cm³
~ 850 cc
Characteristics
CHAR - 9