| Engine | Aprilia Tuono 660 | Indian Scout Sixty |
|---|---|---|
| Displacement | 659 cc | 999 cc |
| Max power | 95 hp (@10 500 RPM) | 78 hp (@7 300 RPM) |
| Max torque | 49 lb ft (@8 500 RPM) | 64 lb ft (@5 800 RPM) |
| Redline | 11 500 RPM | 9 000 RPM |
| Idling speed | 1 200 RPM | 1 200 RPM |
| Management | Fuel Injection | Fuel Injection |
| Layout | DOHC Inline-2 | DOHC V-twin |
| Compression | 13.50:1 | 11.00:1 |
| Oil capacity | 4.54 quart | |
| Cooling | Liquid | Liquid |
| Valves | 8 | 8 |
| Bore | 81.0 mm | 93.0 mm |
| Stroke | 63.93 mm | 73.6 mm |
| Throttle bore | 48.0 mm | 60.0 mm |
| Weight to power | 4.25 lbs/hp | 7.18 lbs/hp |
| Power to weight | 588 hp/2500lbs | 348 hp/2500lbs |
| Gearbox | Aprilia Tuono 660 | Indian Scout Sixty |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Slipper | Wet |
| Drive | Chain | Chain |
| Chain type | ||
| Gears count | 0 | 5 |
| Primary ratio | 1.674 | |
| Final drive | 2.357 | |
| 1. gear | 2.732 (63 mph) | |
| 2. gear | 1.834 (94 mph) | |
| 3. gear | 1.48 (117 mph) | |
| 4. gear | 1.256 (137 mph) | |
| 5. gear | 1.022 (169 mph) |
| Chasis | Aprilia Tuono 660 | Indian Scout Sixty |
|---|---|---|
| Frame type | Diecast aluminum frame | |
| Front susp. | Kayaba 41mm USD, 4.33 in travel | Telescopic Fork/4.7" (120 mm) |
| Rear susp. | Mmono shock absorber, 5.12 in travel | Dual Shocks/3.0" (76 mm) |