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Vespa 100

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Make Model

100, 100 Sport, PK100S, PK100S Elestart and PK100XL

Year

1978 - 93

Production

27 804 units

Engine

Two stroke, single cylinder

Capacity

96.1 cc / 5.9 cub in
Bore and Stroke 49 x 51 mm
Compression Ratio 8.75:1
Mixture 1:50

Carburettor

Dell'Orto SHB 19/19
Cooling Air cooled
Battery 12V
Induction Disc valve
Ignition Contact breaker & coil
Starting Kick start
Spark Plug NGK B6ES
Clutch Wet, multi plate

Max Power

2.3 kW / 3.1 hp @ 5200 rpm
Transmission 3 speed constant mesh
Final Drive Direct drive
Gear Ratios 1st 17.18 / 2nd 9.66 / 3rd 6.11:1
Frame Pressed sheet steel with streamlined monocoque structure

Front Brakes

Drum

Rear Brakes

Drum
Wheels Cast with cooling fins

Front Tyre

3 x 10"

Rear Tyre

3 x 10"

Dimensions

Length  1665 mm / 65.6 in

Width      670 mm / 26.4 in

Height   1015 mm / 40.0 in

Wheelbase

1180 mm / 46.5 in

Dry Weight

78 kg / 172 lbs

Fuel Capacity 

5.6 L / 1.5 US gal

Consumption

2.1 L/100 km / 47 km/l /110 US mpg

Top Speed

80.5 km/h / 50 mph

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