Engine | Yamaha R1 | Yamaha R7 |
---|---|---|
Engine code | CP2 | |
Displacement | 998 cc | 689 cc |
Max power | 170 hp (@12 500 RPM) | 73 hp (@8 750 RPM) |
Max torque | 107 Nm (@10 500 RPM) | 67 Nm (@6 500 RPM) |
Redline | 13 500 RPM | 10 000 RPM |
Idling speed | 1 200 RPM | |
Management | Fuel Injection | Fuel Injection |
Layout | DOHC Inline-4 | DOHC Inline-2 |
Compression | 12.40:1 | 11.50:1 |
Oil capacity | 3.80 litre | 2.30 litre |
Oil type | 15W50, Motul 300V 15W50, Liqui Moly 15W50 | 10W40, 10W50 |
Spark plug type | NGK CR9EK | NGK LMAR8A-9 |
Cooling | Liquid | Liquid |
Valves | 16 | 8 |
Bore | 77.0 mm | 80.0 mm |
Stroke | 53.6 mm | 68.6 mm |
Weight to power | 1.14 kg/hp | 2.58 kg/hp |
Power to weight | 876 hp/Ton | 388 hp/Ton |
Battery type | YTZ7S 12V 6Ah |
Gearbox | Yamaha R1 | Yamaha R7 |
---|---|---|
Type | Sequential | Sequential |
Clutch | Wet | Slipper |
Drive | Chain | Chain |
Chain type | ||
Gears count | 6 | 0 |
Primary ratio | 1.512 | |
Final drive | 2.647 | |
1. gear | 2.533 (156 km/h) | 2.846 |
2. gear | 2.063 (192 km/h) | 2.125 |
3. gear | 1.762 (224 km/h) | 1.632 |
4. gear | 1.522 (260 km/h) | 1.3 |
5. gear | 1.364 (290 km/h) | 1.091 |
6. gear | 1.269 (312 km/h) | 0.964 |