Yamaha XT660X Service Manual

3 - 32
CHK
ADJ
CHECKING THE COOLING SYSTEM/
CHANGING THE COOLANT
2. Check:
• radiator 1
• radiator outlet hose 2
• radiator inlet hose 3
• water pump assembly 4
• water pump outlet pipe 5
• water pump outlet hose 6
Cracks/damage → Replace.
Refer to “COOLING SYSTEM” in chapter 6.
3. Install:
• fuel tank
Refer to “FUEL TANK”.
• side panels (left and right)
• seat
Refer to “COWLING AND COVER”.
3
3
2
1
4
5
6
(3)
EAS00105
CHANGING THE COOLANT
1. Remove:
• seat
• right side panel
Refer to “COWLING AND COVER”.
• fuel tank right side cover
Refer to “FUEL TANK”.

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