Ducati 900 S2 (1982 - 83) vs Triumph America (2007-08) vs Ducati 900 Sport i.e. (2000) vs Ducati 750 TT1 (1981-84)
Comparison technical specifications
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| Make: | Ducati | Triumph | Ducati | Ducati |
| Model: | 900 S2 | America | 900 Sport i.e. | 750 TT1 |
| Years: | 1982 - 83 | 2007-08 | 2000 | 1981-84 |
| Engine: | Four stroke, 90°“L”twin cylinder, SOHC, 2 valves per cylinder, bevel gear driven | Four stroke, parallel twin cylinder, DOHC, 4 valves per cylinder | Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valve per cylinder, belt driven | Four stroke, 90°“L”twin cylinder, SOHC, desmodromic 2 valves per cylinder, belt driven |
| Capacity: | 864 cc / 52.7 cu in | 865 mm / 52.8 cu in | 904 cc / 55.2 cu in | 748 cc / 45.6 cu in |
| Bore x Stroke: | 86 x 74.4 mm | 90 x 68 mm | 92 x 68 mm | 88 x 61.5 mm |
| Compression Ratio: | 9.3:1 | 9.2:1 | 9.2:1 | 10.2:1 |
| Induction: | 2 x Dell'Orto PHF 30A or PHM 40B carburetors / 32mm Dell'Orto PHF | Multipoint sequential electronic fuel injection with SAI | Weber Marelli electronic fuel injection; one injector per cylinder | 2 x 41 mm Dell'Orto-Malossi carburetors |
| Ignition: | Bosch electronic | Digital inductive type | Marelli electronic | KokusanBosch BTZ electronic |
| Starting: | Electric or kick | Electric | Electric | Electric |
| Max Power: | 58.8 kW / 80 hp @ 7500 rpm | 40 kW / 54 hp @ 6750 rpm | 58.3 kW / 80 hp @ 7500 rpm (at rear tyre: 57.5 kW / 78.2 hp @ 7700 rpm ) | 58.8 kW / 80 hp @ 10500 rpm |