| Attribute | Rudge Ulster 500 1930 × | Norton Dominator 88SS 1961 × |
|---|---|---|
| General | ||
| Production from (year) | 1930 | 1961 |
| Make | Rudge | Norton |
| Model | Rudge Ulster 500 | Norton Dominator 88SS |
| Category | Sport | Allround |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Twin, four-stroke |
| Fuel system | Carburettor | Carburettor. Amal |
| Displacement (cm³) | 499 | 497 |
| Power (kw) | 32.8 | 26.3 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 85 | 66 |
| Stroke (mm) | 88 | 73 |
| Fuel control | Overhead Valves (OHV) | Overhead Valves (OHV) |
| Compression | - | 8.5:1 |
| Chassis | ||
| Front suspension | - | Telescopic-coil springs |
| Rear suspension | - | Swingarm with three shoks |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Frame type | - | Doble cradle |
| Seat | Single spring-mounted | Dual |
| Wheels | Spoked | - |
| Other | ||
| Starter | - | Kick |
| Performance | ||
| Top speed (km/h) | 160 | 176 |