| MODEL | VELOCETTE GTP 1930 - 1946 |
| Year | 1930 - 1946 |
| Engine Type | Two-stroke, single cylinder, air cooled |
| Displacement / Capacity | 249 cc / 15.2 cu in |
| Bore X Stroke | 63 x 80 mm |
| Compression Ratio | 6.5:1 |
| Cooling System | Air |
| Max Power | — |
| Max Torque | — |
| Ignition | Coil |
| Induction | Amal carburettor, twist grip |
| Start System | Kick |
| TRANSMISSION SPECS | |
| Lubrication | Dry sump |
| Gear Box | 3-speed hand change (early) or 4-speed foot change (later) |
| Clutch | Wet multi-plate |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | Webb fork with shock absorber and steering damper |
| Rear Suspension | None (spring-loaded seat) |
| Front Brakes | 6 in internal expanding drum |
| Rear Brakes | 6 in internal expanding drum |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 686 mm / 27 in |
| Wheelbase | 1270 mm / 50 in |
| Ground Clearance | 140 mm / 5.5 in |
| Dry Weight | 101 kg / 222 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 3.00 x 25 in Avon |
| Rear Tyre | 3.00 x 25 in Avon |
| FUEL SYSTEM | |
| Fuel Capacity | 6.6 Litres / 1.75 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The GTP was Velocette's final and best two-stroke: a sporting 249 cc lightweight rather than a cheap commuter, with coil ignition and throttle-linked pumped lubrication. It stayed in production from 1930 right up to 1946, gaining a four-speed foot-change gearbox along the way.
