Engine | Yamaha R7 | Yamaha R1 |
---|---|---|
Engine code | CP2 | |
Displacement | 689 cc | 998 cc |
Max power | 73 hp (@8 750 RPM) | 152 hp (@10 500 RPM) |
Max torque | 49 lb ft (@6 500 RPM) | 76 lb ft (@8 500 RPM) |
Redline | 10 000 RPM | 11 750 RPM |
Idling speed | 1 200 RPM | 1 200 RPM |
Management | Fuel Injection | Fuel Injection |
Layout | DOHC Inline-2 | DOHC Inline-4 |
Compression | 11.50:1 | 11.80:1 |
Oil capacity | 2.18 quart | |
Oil type | 10W40, 10W50 | |
Spark plug type | NGK LMAR8A-9 | |
Cooling | Liquid | Liquid |
Valves | 8 | 20 |
Bore | 80.0 mm | 74.0 mm |
Stroke | 68.6 mm | 58.0 mm |
Throttle bore | 40.0 mm | |
Weight to power | 5.68 lbs/hp | 2.80 lbs/hp |
Power to weight | 440 hp/2500lbs | 893 hp/2500lbs |
Battery type | YTZ7S 12V 6Ah |
Gearbox | Yamaha R7 | Yamaha R1 |
---|---|---|
Type | Sequential | Sequential |
Clutch | Slipper | Wet |
Drive | Chain | Chain |
Chain type | 530 O-ring | |
Gears count | 0 | 6 |
Primary ratio | 1.581 | |
Final drive | 2.685 | |
1. gear | 2.846 | 2.5 (81 mph) |
2. gear | 2.125 | 1.842 (109 mph) |
3. gear | 1.632 | 1.5 (134 mph) |
4. gear | 1.3 | 1.333 (151 mph) |
5. gear | 1.091 | 1.2 (168 mph) |
6. gear | 0.964 | 1.115 (181 mph) |