Yamaha XT660X Service Manual

EAS00008
SYMBOLS
The following symbols are not relevant to
every vehicle.
Symbols
1
to
9
indicate the subject of each
chapter.
1
General information
2
Specifications
3
Periodic checks and adjustments
4
Chassis
5
Engine
6
Cooling system
7
Fuel injection system
8
Electrical system
9
Troubleshooting
Symbols
0
to
G
indicate the following.
0
Serviceable with engine mounted
A
Filling fluid
B
Lubricant
C
Special tool
D
Tightening torque
E
Wear limit, clearance
F
Engine speed
G
Electrical data
Symbols
H
to
M
in the exploded diagrams
indicate the types of lubricants and lubrication
points.
H
Engine oil
I
Gear oil
J
Molybdenum-disulfide oil
K
Wheel-bearing grease
L
Lithium-soap-based grease
M
Molybdenum-disulfide grease
Symbols
N
to
O
in the exploded diagrams
indicate the following.
N
Apply locking agent (LOCTITE
®
)
O
Replace the part
12
34
56
78
90
AB
CD
EFG
HIJ
KLM
NO
GEN
INFO
SPEC
CHK
ADJ
CHAS
ENG
COOL
FI
–+
ELEC
TRBL
SHTG
T
R
.
.
E
G
M
B
LS
M
LT
New

Yamaha XT660X Specifications

General

Displacement	660cc
Bore x Stroke	100.0 mm x 84.0 mm
Compression Ratio	10.0:1
Fuel System	Fuel Injection
Ignition System	TCI
Transmission	5-speed
Final Drive	Chain
Rear Brake	Single disc, Ø 245 mm
Front Tyre	120/70 R17
Rear Tyre	160/60 R17
Maximum Power	48 HP (35.3 kW) @ 6, 000 rpm
Maximum Torque	58.4Nm (43.1lb-ft) @ 5, 250rpm
Front Suspension	Telescopic fork
Rear Suspension	Swingarm, (link suspension)
Fuel Tank Capacity	15 litres
Engine Type	Liquid-cooled, 4-stroke, single cylinder, SOHC, 4-valves