Yamaha XV 920R (1981-82) vs Yamaha IT 400 (1977-78) vs Yamaha XP 500 T-Max (2007-09)
Comparison technical specifications
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| Make: | Yamaha | Yamaha | Yamaha |
| Model: | XV 920R | IT 400 | XP 500 T-Max |
| Years: | 1981-82 | 1977-78 | 2007-09 |
| Engine: | Four stroke, 75° V-twin cylinder, SOHC. 2 valve per cylinder | Two stroke, single cylinder, read valve | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder. |
| Capacity: | 920 cc / 56.1 cu-in | 396 cc / 24.1 cu-in | 499 cc / 30.4 cu-in |
| Bore x Stroke: | 92 х 69.2 mm | 85 x 70 mm | 66 x 73 mm |
| Cooling System: | Air cooled, | Air cooled | Liquid cooled |
| Compression Ratio: | 8.3:1 | 7.6:1 | 10.9:1 |
| Induction: | 2x 40mm Hitachi carburetor | VM38SS Mikuni carburetor | Mikuni 34 mm throttle body Electronic Fuel Injection |
| Ignition: | Transistorized | CDI | TCI |
| Starting: | Electric | Kick | Electric |
| Max Power: | 65 hp / 48.4 Kw @ 6500 rpm | 40 hp / 29.8 kW @ 7000 rpm | 33.5 kW / 45. hp @ 6750 rpm |
| Max Torque: | 7.8 kgf-m / 56.4 lb-ft @ 5000 rpm | 30.9 lb-ft / 41.8 Nm @ 6000 rpm | 52.3 Nm / 38.6 lb-ft @ 5200 rpm |
| Transmission: | 5 Speed | 5 Speed | Fully automatic CVT |
| Final Drive: | Shaft | Chain | V-Belt |
| Front Suspension: | 37mm Showa leading axle. adjustment for air pressure and rebound damping | 43mm Telescopic adjustable forks | 43mm Telescopic forks |
| Front Wheel Travel: | 145 mm / 5.7 in | 300 mm / 11.8 in | 120 mm / 4.7 in |
| Rear Suspension: | Monoshock single damper, adjustment for air pressure and rebound damping | Mono shock, adjustable spring preload and rebound damping | Swingarm - single shock |
| Rear Wheel Travel: | 87 mm / 3.4 in | 300 mm / 11.8 in | 116 mm / 4.6 in |
| Front Brakes: | 2x 267mm disc 2 piston calipers | Drum | 2x 267 discs |
| Rear Brakes: | Drum | Drum | Single 267 disc |
| Front Tyre: | 3.50-19 | 3.00 -21 | 120/70-15 |
| Rear Tyre: | 120/90-18 | 150/80 -18 | 160/60-15 |
| Fuel Capacity: | 14.5 Litres / 3.8 US gal | 13.6 Litres / 3.4 US gal | 15 Litters / 3.9 US gal |