Engine | Yamaha R7 | Yamaha R1M |
---|---|---|
Engine code | CP2 | |
Displacement | 689 cc | 998 cc |
Max power | 73 hp (@8 750 RPM) | 200 hp (@13 500 RPM) |
Max torque | 49 lb ft (@6 500 RPM) | 82 lb ft (@11 500 RPM) |
Redline | 10 000 RPM | 14 200 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 | 13.00:1 |
Oil capacity | 2.18 quart | 3.88 quart |
Oil type | 10W40, 10W50 | 10W40, 15W50 |
Spark plug type | NGK LMAR8A-9 | NGK LMAR9E-J |
Cooling | Liquid | Liquid |
Valves | 8 | 16 |
Bore | 80.0 mm | 79.0 mm |
Stroke | 68.6 mm | 50.9 mm |
Weight to power | 5.68 lbs/hp | 2.22 lbs/hp |
Power to weight | 440 hp/2500lbs | 1128 hp/2500lbs |
Battery type | YTZ7S 12V 6Ah | YTZ7S, 12V 6.0Ah |
Gearbox | Yamaha R7 | Yamaha R1M |
---|---|---|
Type | Sequential | Sequential |
Clutch | Slipper | Slipper |
Drive | Chain | Chain |
Chain type | ||
Gears count | 0 | 6 |
Primary ratio | 1.634 | |
Final drive | 2.563 | |
1. gear | 2.846 | 2.6 (99 mph) |
2. gear | 2.125 | 2.176 (119 mph) |
3. gear | 1.632 | 1.842 (140 mph) |
4. gear | 1.3 | 1.579 (164 mph) |
5. gear | 1.091 | 1.381 (188 mph) |
6. gear | 0.964 | 1.25 (207 mph) |
Chasis | Yamaha R7 | Yamaha R1M |
---|---|---|
Frame type | Diamond steel frame | Diamond frame |
Front susp. | KYB 41mm USD, 5.12 in travel | 43mm Öhlins® electronic suspension USD 4.72 in travel |
Rear susp. | Monoshock, 5.12 in travel | Öhlins® electronic suspension w/single shock 4.72 in travel |