| MODEL | VELOCETTE THRUXTON ENDURANCE 1969 |
| Year | 1969 |
| Engine Type | Four-stroke, single-cylinder, OHV |
| Displacement / Capacity | 499 cc / 30.5 cu in |
| Bore X Stroke | 86 x 86 mm |
| Compression Ratio | 8:1 |
| Cooling System | Air cooled |
| Max Power | 25 kW / 34 hp @ 6200 rpm |
| Max Torque | — |
| Ignition | Miller D6 with auto voltage regulation |
| Induction | Amal 10TT9 Monobloc |
| Start System | Kick start |
| TRANSMISSION SPECS | |
| Lubrication | Dry sump |
| Gear Box | 4-speed constant mesh, close ratio |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Tubular cradle, detachable rear sub-frame |
| Front Suspension | Telescopic fork, hydraulic damping, offset wheel spindle |
| Rear Suspension | Woodhead-Monroe springs with hydraulic damping; later Armstrong and Girling |
| Front Brakes | 7 x 1 in., drum |
| Rear Brakes | 7 x 1 in., drum |
| DIMENSION SPECS | |
| Overall Length | 2260 mm / 89.0 in |
| Overall Width | 760 mm / 30.0 in |
| Overall Height | 1130 mm / 44.5 in |
| Seat Height | 838 mm / 33 in |
| Wheelbase | 1365 mm / 53.75 in |
| Ground Clearance | 165 mm / 6.5 in |
| Dry Weight | 170 kg / 375 lbs |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 3.00 x 21 Trials Universal |
| Rear Tyre | 4.00 x 19 Trials Universal |
| FUEL SYSTEM | |
| Fuel Capacity | 11.35 Litres / 3 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The Endurance was a late, trail-oriented offshoot of the Thruxton/Venom single family, with a 21 in front wheel, trials-pattern tyres and a smaller tank. It kept the 499 cc pushrod engine in a milder state of tune than the racing Thruxton. Only a small run was made before Velocette closed in 1971.
