| VELOCETTE VIPER | INDIAN Chief Dark Horse |
|---|
| engine specs | |
| Type | |
|---|---|
| Single cylinder, 4-stroke, Air-cooled | Air-cooled Thunderstroke 116 |
| Displacement | |
| 349 cm3 | 1890 cm3 |
| Bore X Stroke | |
| 2.8x3.4 in OR 71 mm | 4.1x4.4 in OR 104 mm |
| Compression Ratio | |
| 8.0:1 | 11.0:1 |
| Horsepower | |
| 28/7000 KW(hp)/RPM | - |
| Torque | |
| - | 120/2900 lb-ft/RPM OR 163/2900 Nm/RPM |
| Fuel System | |
| Carburetor | Electronic Fuel Injection |
| transmission specs | |
| Gearbox | |
|---|---|
| 4-Speed constant mesh, close ratio | 6-speed |
| Clutch | |
| Dry, three-plate | Wet, multi-plate |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Front Suspension | |
|---|---|
| Telescopic fork with hydraulic compression and rebound damping | Telescopic Fork |
| Rear Suspension | |
| Woodhead-Monroe springs with hydraulic damping, later Armstrong and Girling, adjustable | Dual Shocks w/adjustable preload |
| Front Brake | |
| Drum | Single / 300mm Semi-Floating Rotor / 4 Piston Caliper |
| Rear Brake | |
| Drum | Single / 300mm Floating Rotor / 2 Piston Caliper |
| dimension specs | |
| Overall Length | |
|---|---|
| - | 90 in OR 2286 mm |
| Overall Width | |
| - | 36.3 in OR 922 mm |
| Seat Height | |
| - | 26.1 in OR 663 mm |
| Weelbase | |
| 53.3 in OR 1354 mm | - |
| Ground Clearance | |
| - | 4.9 in OR 124 mm |
| Weight | |
| 364 lbs OR 165 kg | 549 lbs OR 249 kg |
| Fuel Capacity | |
| 3.6 gallons OR 13.6 L | 4 gallons OR 15.1 L |
| Wheelbase | |
| 53.3 in OR 1354 mm | 64 in OR 1626 mm |
| tyres specs | |
| Front | |
|---|---|
| 3.25 x 19" | Pirelli Night Dragon 130/60B19 61H |
| Rear | |
| 3.25 x 19" | Pirelli Night Dragon 180/65 B16 81H |
