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← Velocette
Sport · 1948

KTT Mk VIII

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MotoLibrary Score
48 /100 Balanced
Power
35 HP
Top Speed
185 km/h
Engine
348 ccm

1948 Velocette KTT Mk VIII Technical Analysis & Specification Breakdown

Built around Velocette's sport motorcycle platform, the 1948 Velocette KTT Mk VIII utilizes a 348.4 cc (21.3 cu in) air-cooled single cylinder, four-stroke layout. In factory specification, peak output is rated at 35 HP (25.5 kW) at 5,800 rpm, transferring power to the rear wheel through chain final drive. With a specific output of 100.5 HP per liter, the engine character is reflecting a performance-oriented street tune that balances strong mid-range pull with an energetic top-end rush.

Within MotoLibrary's Velocette archive, this model family spans 13 indexed model years from 1938 to 1950, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.

Specific Output
100.5 HP/L
Engine
Displacement 348.4 ccm (21.26 cubic inches)
Engine Type Single cylinder, four-stroke
Power 35.0 HP (25.5 kW)) @ 5800 RPM
Compression 7.8:1
Bore x Stroke 74.0 x 81.0 mm (2.9 x 3.2 inches)
Fuel System Carburettor
Fuel Control Overhead Valves (OHV)
Lubrication Dry sump
Cooling Air
Transmission
Final Drive Chain (final drive)
Clutch Wet multiplate
Performance
Top Speed 185.0 km/h (115.0 mph)
Chassis
Frame Type Single cradle
Wheels & Brakes
Front Brakes Expanding brake (drum brake)
Rear Brakes Expanding brake (drum brake)
Wheels Spoked
More from Velocette
Rider Profile

Who Is This Bike For?

🟢
Beginner
A2 license compatible, manageable power.
🏁
Best For
Sport & Track
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