Yamaha YZF-R1 Service Manual

– 73 –
3 Tightening Torque List
Engine
To be tightened Part No. Part Name Thread dia.
x
pitch
Tightening
torque N•m
(kgf•m)
Q’ty Remarks
Plug for sand
drain hole
90340-18002 PLUG,
STRAIGHT
SCREW
M18 x 1.542±4
(4.3±0.4)
3 APPLY LOCK-
ING
AGENT
(LOCKTITE®
TO BOTH
SCREW
THREAD AND
TAPERED
PORTION.
Install SPARK
PLUG
14B-1119C-70 PLUG,
SPARK
M10S x 1.0 12 – 15
(1.2
– 1.5)
4 FOR DETAILS,
SEE page 3.
Tighten HEAD
90175-10075 NUT M10 x 1.25 TURN OF NUT
METHOD: AXIAL
FORCE TAR-
GET VALUE OF
43kN ± 5kN
2 FOR DETAILS,
SEE page 84.
Tighten HEAD
90179-10029 NUT M10 x 1.25 TURN OF NUT
METHOD: AXIAL
FORCE TAR-
GET VALUE OF
43kN ± 5kN
8 FOR DETAILS,
SEE page 84.
Tighten HEAD
90110-05315BOLT,
HEXAGON
SOCKET
HEAD
M6 x 1.0 12±2
(1.2±0.2)
2
CAP x HEAD
90105-06027 BOLT,
FLANGE
M6 x 1.0 10±2
(1.0±0.2)
20 APPLY OIL TO
SCREW
THREAD AND
BEARING
SURFACE
Tighten HEAD
COVER
90109-066F0BOLT M6 x 1.0 10±2
(1.0±0.2)
6
Embedded in
HEAD
(Install
EX.PIPE)
95612-08625 BOLT,
STUD
M8 x 1.25 15±2
(1.5±0.2)
8
AI CAP
90110-06175 BOLT,
HEXAGON
SOCKET
HEAD
M6 x 1.0 10±2
(1.0±0.2)
4
SPROCKET x
CAMSHAFT
90105-07006 BOLT,
FLANGE
M7 x 1.024±2
(2.4±0.2)
4
HEAD X JOINT,
CARBURETOR
90110-06193 BOLT,
HEXAGON
SOCKET
HEAD
M6 x 1.0 10±2
(1.0±0.2)
7
Oil check bolt
90149-06070 SCREWM6 x 1.0 10±2
(1.0±0.2)
1

Yamaha YZF-R1 Specifications

General

Bore x Stroke	79.0mm x 50.9mm
Compression Ratio	13.0:1
Fuel System	Fuel injection with YCC-T and YCC-I
Final Drive	Chain
Front Tire	120/70ZR17
Rear Tire	190/55ZR17
Wheelbase	55.3 in
Fuel Capacity	4.5 gal
Curb Weight	448 lb
Width	27.2 in
Ground Clearance	5.1 in
Engine Type	Liquid-cooled inline 4-cylinder; DOHC, 4 valves per cylinder
Transmission	6-speed
Clutch	Multiplate slipper clutch
Front Suspension	43mm KYB® inverted fork; fully adjustable
Rear Suspension	KYB® single shock; fully adjustable
Front Brakes	Dual 320mm hydraulic disc; ABS
Rear Brakes	220mm hydraulic disc; ABS