The Norton Roton Crighton (1994) motorcycle has a twin cylinder, rotary engine with a capacity of 588 cc and liquid cooling. It has a compression ratio of 10:1 and twin ~A36 mm Amal smoothbore carburetors. The ignition is Crighton “Hall Effect” capacitive discharge type and it can reach a maximum power of 112 kW/150 hp at 10000 rpm. The rear tyre power is 105.6 Nm / 10.8 kgf-m / 78 lbs-ft at 8500 rpm. It has a 20 plate hydraulically operated aluminium wet clutch and a 6-speed, close ratio transmission. The frame is a twin spar, triple section, aircraft specification extruded aluminium, and it is equipped with Whitepower upside-down, fully adjustable front forks and twin Whitepower rear dampers. The front brakes are twin cross-drilled ~A320 mm front discs with AP one piece 4 piston caliper while the rear brake is a single ~A190 mm cross-drilled rear disc with a twin-piston Brembo caliper. It has Dunlop radials for both front and rear tyres and magnesium alloy wheels. The dry weight of the motorcycle is 134 kg / 295 lbs.
Technical specifications:
Make Model: Norton Roton Crighton
| Year | 1994 |
|---|---|
| Engine | Twin cylinder, rotary |
| Capacity | 588 cc / 35.9 cu in |
| Cooling System | Liquid cooled |
| Compression Ratio | 10:1 |
| Induction | Twin ~A36 mm Amal smoothbore carburetors |
| Ignition | Crighton “Hall Effect” capacitive discharge type |
| Max Power | 112 kW / 150 hp @ 10000 rpm |
| Rear Tyre Power | 105.6 Nm / 10.8 kgf-m / 78 lbs-ft @8500 rpm |
| Clutch | 20 Plate hydraulically operated aluminium wet clutch |
| Transmission | 6-Speed, close ratio |
| Frame | Twin spar, triple section, aircraft specification extruded aluminium |
| Front Suspension | Whitepower upside down, fully adjustable front forks. |
| Rear Suspension | Twin Whitepower rear dampers, adjustable ride height all round. |
| Front Brakes | Twin cross drilled ~A320 mm front discs with AP one piece 4 piston caliper |
| Rear Brakes | Single ~A190 mm cross drilled rear disc with twin piston Brembo caliper |
| Wheels | Magnesium alloy |
| Front Rim | 3.75 x 17 in |
| Rear Rim | 6.00 or 6.25 x 17 in |
| Front Tyre | Dunlop radials |
| Rear Tyre | Dunlop radials |
| Dry Weight | 134 kg / 295 lbs |
