Engine | Yamaha R7 | Honda CBR900RR Fireblade |
---|---|---|
Engine code | CP2 | |
Displacement | 689 cc | 893 cc |
Max power | 73 hp (@8 750 RPM) | 122 hp (@10 500 RPM) |
Max torque | 49 lb ft (@6 500 RPM) | 64 lb ft (@10 000 RPM) |
Redline | 10 000 RPM | 11 000 RPM |
Idling speed | 1 200 RPM | 1 100 RPM |
Management | Fuel Injection | Carburetor |
Layout | DOHC Inline-2 | DOHC Inline-4 |
Compression | 11.50:1 | 11.00:1 |
Oil capacity | 2.18 quart | 3.03 quart |
Oil type | 10W40, 10W50 | |
Spark plug type | NGK LMAR8A-9 | NGK CR9EH-9 |
Cooling | Liquid | Liquid |
Valves | 8 | 16 |
Bore | 80.0 mm | 70.0 mm |
Stroke | 68.6 mm | 58.0 mm |
Throttle bore | 38.0 mm | |
Weight to power | 5.68 lbs/hp | 3.72 lbs/hp |
Power to weight | 440 hp/2500lbs | 671 hp/2500lbs |
Battery type | YTZ7S 12V 6Ah | 12V 8Ah |
Gearbox | Yamaha R7 | Honda CBR900RR Fireblade |
---|---|---|
Type | Sequential | Sequential |
Clutch | Slipper | Wet |
Drive | Chain | Chain |
Chain type | ||
Gears count | 0 | 6 |
Primary ratio | 1.52 | |
Final drive | 2.625 | |
1. gear | 2.846 | 2.769 (73 mph) |
2. gear | 2.125 | 2.0 (102 mph) |
3. gear | 1.632 | 1.579 (129 mph) |
4. gear | 1.3 | 1.4 (145 mph) |
5. gear | 1.091 | 1.25 (163 mph) |
6. gear | 0.964 | 1.174 (173 mph) |
Chasis | Yamaha R7 | Honda CBR900RR Fireblade |
---|---|---|
Frame type | Diamond steel frame | Aluminium twin-spar |
Front susp. | KYB 41mm USD, 5.12 in travel | Showa 45mm, 4.72 in travel |
Rear susp. | Monoshock, 5.12 in travel | Showa monoshock, 4.72 in travel |