Yamaha 2009 YZF-R1 (Y) User Manual

VALVES AND VALVE SPRINGS
5-28
EAS24270
VALVES AND VALVE SPRINGS
* Silicon fluid
Removing the valves and valve springs
Order Job/Parts to remove Q’ty Remarks
Cylinder head Refer to “CYLINDER HEAD” on page 5-25.
1 Intake valve lifter 8
2 Intake valve pad 8
3 Intake valve cotter 16
4 Intake valve spring retainer 8
5 Intake valve spring 8
6 Intake valve 8
7 Intake valve stem seal 8
8 Intake valve spring seat 8
9 Intake valve guide 8

Yamaha 2009 YZF-R1 (Y) Specifications

General

Bore x Stroke	78.0 mm x 52.2 mm
Compression Ratio	12.7:1
Fuel System	Fuel injection with YCC-T and YCC-I
Ignition	TCI: Transistor Controlled Ignition
Transmission	6-speed w/multiplate slipper clutch
Final Drive	Chain
Front Tire	120/70-ZR17
Rear Tire	190/55-ZR17
Seat Height	835 mm
Wet Weight	206 kg
Engine Type	Liquid-cooled, 4-stroke, DOHC, inline 4-cylinder
Front Suspension	43 mm inverted fork, fully adjustable
Rear Suspension	Single shock, fully adjustable
Front Brakes	Dual 310 mm discs, radial-mount 6-piston calipers
Rear Brakes	220 mm disc, single-piston caliper
Dimensions (L x W x H)	2, 070 mm x 715 mm x 1, 130 mm
Wheelbase	1415 mm
Fuel Capacity	18 L