Apart from the text you have read you should see the following explanation about the new Yamaha R1 2009. Have a look at this! Its really interesting.

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The R1 is engineered to provide ample engine power on demand. Power with or situations when you want lot of mid range power and then there those situation when you like little power response (may be in corners).  Yamaha’s exclusive drive mode variable throttle controlled valve mapping enables you to choose the variable situations while [...]

General information

Model:
Yamaha YZF-R1

Year:
2000

Category:
Sport

Rating:
74.6 out of 100.

Engine and transmission

Displacement:
998.00 ccm (60.90 cubic inches)

Engine type:
In-line four

Stroke:
4

Power:
150.00 HP (109.5 kW)) @ 10000 RPM

Torque:
108.00 Nm (11.0 kgf-m or 79.7 ft.lbs) @ 8500 RPM

Starter:
Electric

Cooling system:
Liquid

Gearbox:
6-speed

Transmission type
final drive:
Chain

More details
Consult a Yamaha repair manual.

Physical measures

Dry weight:
175.0 kg (385.8 pounds)

Seat height:
815 mm (32.1 inches) If adjustable, lowest setting.

Wheelbase:
1,395 mm (54.9 inches)

Chassis and [...]

Color Options

Available colors
Team Yamaha Blue/White; Red/White

Engine

Type:
Liquid Cooled, in-line 4-stroke 4cyl

Valve arrangement:
5 valves/cyl

Displacement:
998cc

Bore x Stroke:
74.0 x 58.0 mm

Compression ratio:
11.8:1

Carburation:
4, 40mm Mikuni CV downdraft BDSR40 with TPS

Ignition Digital:
Digital TCI

Transmission

Type:
6-speed w/multi-plate clutch

Gear Ratio - 1st Gear:
39/15 (2.600)

Gear Ratio - 2nd Gear:
35/19 (1.842)

Gear Ratio - 3rd Gear:
30/20 (1.500)

Gear Ratio - 4th Gear:
28/21 (1.333)

Gear Ratio - 5th Gear:
30/25 [...]