Ural From Russia With Love Sidecar (2020) vs Hesketh V1000 (1981) vs Velocette Viper (1955-68)
Comparison technical specifications
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| Make: | Ural | Hesketh | Velocette |
| Model: | From Russia With Love Sidecar | V1000 | Viper |
| Years: | 2020 | 1981 | 1955-68 |
| Engine: | Four stroke, twin flat boxer cylinders, OHV, 2 valve per cylinder | Four stroke, V-twin, 4 valve per cylinder | Four stroke, single cylinder |
| Capacity: | 749 cc / 45.7 cub in | 992 cc / 60.5 cu-in | 349 cc / 30.5 cub in |
| Bore x Stroke: | 78 x 78 mm | 70 x 95 mm | 72 x 86 mm |
| Compression Ratio: | 8.6:1 | 9.5;1 | 8.0:1 |
| Cooling System: | Air cooled | Air cooled | Air cooled |
| Starting: | Electric & kick | Electric | Kick start |
| Max Power: | 30.6 kW / 41 hp @ 5500 rpm | 82 hp / 61 kW @ 6800 rpm | 25 kW / 28 hp @ 7000 rpm |
| Transmission: | 4 speed with reverse | 5 Speed | 4 Speed constant mesh, close ratio |
| Final Drive: | Shaft | Chain | Chain |
| Front Suspension: | IMZ leading link fork | Marzocchi telescopic forks | Telescopic fork with hydraulic compression and rebound damping |
| Rear Suspension: | Double sided swing-arm with two Sachs hydraulic spring shock absorbers, 5x adjustable Sidecar: Single sided swing-arm with Sachs hydraulic spring shock absorber, 5x adjustable | Marzocchi air spring preload | Woodhead-Monroe springs with hydraulic damping, later Armstrong and Girling, adjustable |
| Front Tyre: | Duro HF-308, 4.0×19 | 4.10 V19 | 3.25 x 19 in |
| Rear Tyre: | Duro HF-308, 4.0×19 | 5.10 V17 | 3.25 x 19 in |
| Front Brakes: | 295 mm floating NG disc, Brembo 4-piston fixed caliper | 2x 280mm discs | 7.5 x 1.5 in., drum |
| Rear Brakes: | 256 mm fixed NG disc, HB big bore single piston floating caliper Sidecar: 245 mm floating NG disc, Brembo 2-piston fixed caliper | Single 280mm disc | 7 x 1 in., drum |
| Fuel Capacity: | 19 L / 5.0 US gal | 20.5 Litres / 5.4 US gal | 13.6 L / 3.6 US gal |