Velocette SPECIFICATIONS, PRICE & IMAGES

Bike Features

Make Model:
Velocette Viper

Year:
1955 – 68

Engine:
Four stroke, single cylinder

Capacity:
349 cc / 30.5 cub in

Bore x Stroke:
72 x 86 mm

Compression Ratio:
8.0:1

Cooling System:
Air cooled

Lubrication:
Wet sump

Exhaust:
Single

Spark Plug:
KLG FE100 / Champion N3 / NGK B8ES, Lodge 3HLN

Battery:
6V

Ignition :
Belt driven dynamo, after 1962: Lucas system

Starting:
Kick start

Max Power:
25 kW / 28 hp
@ 7000 rpm

Clutch:
Dry,
three-plate

Transmission  :
4 Speed
constant mesh, close ratio

Final Drive:
Chain

Wheelbase:
1353 mm / 53.25 in

Front Suspension:
Telescopic fork with hydraulic compression and rebound
damping

Rear Suspension:
Woodhead-Monroe springs with hydraulic damping, later
Armstrong and Girling, adjustable

Front Brakes:
7.5 x 1.5 in., drum

Rear Brakes:
7 x 1 in., drum

Front Wheel:
WM2 x 19

Rear Wheel:
WM2 x 19

Front Tyre:
3.25 x 19 in

Rear Tyre:
3.25 x 19 in

Turning Radius:
4.9 m / 16 ft.

Rake:
27°

Fuel Capacity:
13.6 L / 3.6 US gal

Dry Weight:
165 kg / 364
lbs

Top Speed:
91 mph

Colours:
Willow green

Source:
Wikipedia