Velocette K series 1925 – 31 (K:     1925-27KT:   1925-27KS:   1927-29KE:   1928-29KES:1928-29KN:   1929-30KNS:1929-30)

The Velocette K series of motorcycles were produced from 1925 to 1931, with various models being released during this time period. The engine was a four-stroke, single cylinder, OHC with a capacity of 348.4 cc and a compression ratio of 6:1. The bike used a dry sump lubrication system and was equipped with an Amal carburetor and bobine ignition. The clutch was a wet, multi-plate design and the transmission had three speeds. Chain drive was used for the final drive. The bike had an open frame with a load bearing motor that formed part of the frame. The front suspension was a Webb fork with two friction dampers and the rear suspension was a spring loaded seat. Spoked wheels were used with 3.00 x 19″ tires on both the front and rear. The dry weight of the bike was 112.5 kg / 248 lbs. The bike could reach an average racing speed of 106 km/h / 66 mph. The bike was primarily black with gold pin striping.

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Technical specifications:

Make Model: Velocette K series 1925-31

Year: K: 1925 – 27 KT: 1925 – 27 KS: 1927 – 29 KE: 1928 – 29 KES: 1928 – 29 KN: 1929 – 30 KNS: 1929 – 30

Engine: Four stroke, single cylinder, OHC

Capacity: 348.4 cc / 21.3 cub in

Bore x Stroke: 74 x 81 mm

Compression Ratio: 6:1

Cooling System: Air cooled

Lubrication: Dry sump

Carburetor: Amal

Ignition: Bobine

Starting: Kick start

Clutch: Wet, multi-plate

Transmission: 3 Speed

Final Drive: Chain

Frame: Open frame with load bearing motor to form part of the frame

Front Suspension: Webb fork with two friction dampers

Rear Suspension: Spring loaded seat

Wheels: Spoked

Front Tyre: 3.00 x 19″

Rear Tyre: 3.00 x 19″

Dry Weight: 112.5 kg / 248 lbs

Maximum Speed: Average racing speed: 106 km/h / 66 mph

Colours: Black with gold pin striping

Source: Wikipedia