Engine | Yamaha R1 | Kawasaki Ninja 250R |
---|---|---|
Displacement | 998 cc | 249 cc |
Max power | 170 hp (@12 500 RPM) | 32 hp (@11 000 RPM) |
Max torque | 78 lb ft (@10 500 RPM) | 16 lb ft (@9 500 RPM) |
Redline | 13 500 RPM | 14 000 RPM |
Idling speed | 1 300 RPM | |
Management | Fuel Injection | Fuel Injection |
Layout | DOHC Inline-4 | DOHC Inline-2 |
Compression | 12.40:1 | 11.60:1 |
Oil capacity | 3.60 quart | 1.23 quart |
Oil type | 15W50, Motul 300V 15W50, Liqui Moly 15W50 | 10W40, Kawasaki 10W40, Shell Rotella 10W40 |
Spark plug type | NGK CR9EK | NGK CR8E |
Cooling | Liquid | Liquid |
Valves | 16 | 8 |
Bore | 77.0 mm | 62.0 mm |
Stroke | 53.6 mm | 41.2 mm |
Weight to power | 2.52 lbs/hp | 11.64 lbs/hp |
Power to weight | 993 hp/2500lbs | 214 hp/2500lbs |
Battery type | 12V 8Ah, YTX9-BS |
Gearbox | Yamaha R1 | Kawasaki Ninja 250R |
---|---|---|
Type | Sequential | Sequential |
Clutch | Wet | Wet |
Drive | Chain | Chain |
Chain type | 520 | |
Gears count | 6 | 6 |
Primary ratio | 1.512 | 3.087 |
Final drive | 2.647 | 3.071 |
1. gear | 2.533 (97 mph) | 2.6 (41 mph) |
2. gear | 2.063 (119 mph) | 1.789 (60 mph) |
3. gear | 1.762 (139 mph) | 1.409 (75 mph) |
4. gear | 1.522 (161 mph) | 1.16 (91 mph) |
5. gear | 1.364 (180 mph) | 1.0 (106 mph) |
6. gear | 1.269 (194 mph) | 0.893 (119 mph) |
Chasis | Yamaha R1 | Kawasaki Ninja 250R |
---|---|---|
Frame type | Diamond | Tubular, diamond |
Front susp. | Telescopic fork - Coil spring/oil damper (120 mm travel) | Telescopic fork, 4.72 in travel |
Rear susp. | Swingarm (link suspension) - Coil spring/gas-oil damper | Swingarm (uni-trak), 5.12 in travel |