Comparison of Norton Mercury 650 1968 and Ural M-63 (with sidecar) 1973 [S]ave
| Attribute |  Ural M-63 (with sidecar) 1973 × |  Norton Mercury 650 1968 × |
|---|---|---|
| General | ||
| Production from (year) | 1973 | 1968 |
| Make | Ural | Norton |
| Model | Ural M-63 (with sidecar) | Norton Mercury 650 |
| Category | Classic | Allround |
| Engine and transmission | ||
| Engine type | Two cylinder boxer, four-stroke | Twin, two-stroke |
| Fuel system | - | Carburettor |
| Displacement (cm³) | 650 | 646 |
| Power (kw) | 15 | - |
| Cooling system | Air | Air |
| Transmission type,final drive | Shaft drive (cardan) | Chain |
| Bore (mm) | 78 | 68 |
| Stroke (mm) | 68 | 89 |
| Ignition | - | Coil |
| Compression | - | 9.0:1 |
| Chassis | ||
| Front suspension | - | Telescopic |
| Rear suspension | - | Swingarm |
| Front brakes | Expanding brake | Expanding brake (drum brake) |
| Rear brakes | Expanding brake | Expanding brake (drum brake) |
| Seat | - | Dual |
| Wheels | - | Spoked |
| Other | ||
| Starter | - | Kick |
| Dimensions | ||
| Dry weight (kg) | 320 | 185 |
| Power/weight ratio | 0.0469 | - |
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