Attribute | ![]() Velocette KTT Mk VIII 1941 × | ![]() Adler M 250 S 1955 × |
---|---|---|
General | ||
Production from (year) | 1941 | 1955 |
Make | Velocette | Adler |
Model | Velocette KTT Mk VIII | Adler M 250 S |
Category | Sport | Allround |
Engine and transmission | ||
Engine type | Single cylinder, four-stroke | Twin, two-stroke |
Fuel system | Carburettor. Amal | Carburettor |
Displacement (cm³) | 348.4 | 247 |
Power (kw) | 25.5 | 11.7 |
Cooling system | Air | Air |
Transmission type,final drive | Chain | Chain |
Bore (mm) | 74 | 54 |
Stroke (mm) | 81 | 54 |
Gearbox | - | 4-speed |
Fuel control | Overhead Valves (OHV) | - |
Ignition | Bobine | - |
Clutch | Wet multiplate | Wet multiplate |
Lubrication system | Dry sump | - |
Compression | 7.8:1 | 5.8:1 |
Exhaust system | Single -Chrome | - |
Chassis | ||
Rear suspension | - | Two schock |
Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
Diameter (mm) | 178 | 180 |
Frame type | Single cradle | Semi double cradle |
Seat | Dual | Single |
Wheels | Spoked | - |
Other | ||
Starter | Kick | Kick |
Color options |
| - |
Performance | ||
Top speed (km/h) | 185 | 116 |
Fuel capacity (l) | 11.4 | - |