| JUNAK NK 650 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| Four-stroke, two-cylinder, 4 valves per cylinder | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 649 cm3 | - |
| Bore X Stroke | |
| 3.3x2.4 in OR 84 mm | - |
| Compression Ratio | |
| 11.3:1 | - |
| Horsepower | |
| 61/9000 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Torque | |
| 46/7000 lb-ft/RPM OR 62/7000 Nm/RPM | - |
| Fuel System | |
| Electronic Fuel Injection | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 6-Speed | - |
| Clutch | |
| Wet Multi-plate | - |
| Final Drive | |
| Chain | - |
| chassis specs | |
| Frame | |
|---|---|
| Tubular steel diamond frame employing engine as fully-stressed member | Aluminium frame |
| Front Suspension | |
| Telescopic fork | - |
| Rear Suspension | |
| Extruded steel swingarm with tubular steel bracing and cantilever monoshock | - |
| Front Brake | |
| Disc hydraulic | - |
| Rear Brake | |
| Disc hydraulic | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 83.5 in OR 2121 mm | - |
| Overall Width | |
| 30.7 in OR 780 mm | - |
| Seat Height | |
| 31.3 in OR 795 mm | - |
| Weight | |
| 448 lbs OR 203 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 4.5 gallons OR 17.0 L | - |
| Wheelbase | |
| 55.7 in OR 1415 mm | - |
| tyres specs | |
| Front | |
|---|---|
| 120/70 - 17 | - |
| Rear | |
| 160/60 - 17 | - |
