Yamaha YBR 250 Fazer (2007-10) vs Triumph Tiger 100 (1938-40) vs Norton commando 850 John Player Special (1974)
Comparison technical specifications
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| Make: | Yamaha | Triumph | Norton |
| Model: | YBR 250 Fazer | Tiger 100 | commando 850 John Player Special |
| Years: | 2007-10 | 1938-40 | 1974 |
| Engine: | Four stroke, single cylinder, | Four stroke, parallel twin, OHV, 360o firing interval | Four stroke, parallel twin cylinder, push rod 2 valves per cylinder. |
| Capacity: | 249 cc / 15.2 cu-in | 498 cc / 30.4 cu in | 829 cc / 50.6 cu in |
| Bore x Stroke: | 74 x 58 mm | 63 x 80 mm | 77 x 89 mm |
| Cooling System: | Air cooled | Air cooled | Air cooled |
| Compression Ratio: | 9.8:1 | 7.0:1 | 8.5:1 |
| Induction: | Injection | Single Amal carburetor | 2 x Ø32 mm Amal carburetors |
| Starting: | Electric | Kick | Kick |
| Max Power: | 20.6 hp / 15.4 jW @ rpm | 20.9 kW / 28 hp @ 6000 rpm | 60 hp / 44.7 kW @ 6200 rpm |
| Transmission: | 5 Speed | 4-Speed | 4 Speed |
| Final Drive: | Chain | Chain | Chain |
| Frame: | Steel double cradle | Single tubular steel cradle | Twin downtube cradle with Isolastic engine mounts |
| Front Suspension: | Telescopic forks, 115mm wheel travel | Girder fork | Telescopic forks |
| Rear Suspension: | Bottom link swingarm, 120mm wheel travel | Rigid, spring loaded saddle | Dual shocks |
| Front Brakes: | Single 282mm disc | Drum, 7 in | Single disc |
| Rear Brakes: | Drum | Drum, 7 in | Drum |
| Wheelbase: | 1360 mm / 53.5 in | 1397 mm / 55.0 in | 1440 mm / 56.7 in |
| Fuel Capacity: | 19.2 Litres / 5.0 US gal | 18 L / 4.8 US gal / 4.0 Imp gal | 12 Litres / 3.2 US gal |