Yamaha FZS1000(N) 2001 User Manual

5-27
VALVES AND VALVE SPRINGS
ENG
NOTE:
NOTE:
EAS00242
CHECKING THE VALVE LIFTERS
The following procedure applies to all of the
valve lifters.
1. Check:
 valve lifter
Damage/scratches  Replace the valve lift-
ers and cylinder head.
EAS00245
INSTALLING THE VALVES
The following procedure applies to all of the
valves and related components.
1. Deburr:
 valve stem end
(with an oil stone)
2. Lubricate:
 valve stem
1
 oil seal
2
(with the recommended lubricant)
Recommended lubricant
Molybdenum disulfide oil
3. Install:
 valve
1
 lower spring seat
2
 oil seal
3
 valve spring
4
 upper spring seat
5
(into the cylinder head)
Install the valve spring with the larger pitch
a
facing up.
b
Smaller pitch
Make sure that each valve is installed in its origi-
nal place. Refer to the following embossed
marks.
Right and left intake valve(-s): “4XV:”
Middle intake valve(-s): “4XV.”
Exhaust valve(-s): “5LV”

Yamaha FZS1000(N) 2001 Specifications

General

Displacement	998 cc
Bore x Stroke	74.0 mm x 58.0 mm
Compression Ratio	11.4:1
Fuel System	Fuel Injection
Transmission	6-speed
Seat Height	820 mm
Fuel Capacity	21 liters
Rear Suspension	Swingarm (link suspension)
Front Tire	120/70 ZR17
Rear Tire	180/55 ZR17
Wheelbase	1, 450 mm
Dry Weight	208 kg
Final Drive	Chain
Frame	Aluminium Deltabox
Starter	Electric
Engine Type	Liquid-cooled, 4-stroke, DOHC, 5-valve, inline-4
Power	143 hp @ 10, 000 rpm
Torque	106 Nm @ 7, 500 rpm
Ignition	Digital TCI
Front Suspension	Telescopic fork
Front Brake	Double disc, Ø 298 mm
Rear Brake	Single disc, Ø 245 mm
Ground Clearance	140 mm
Valves	20 valves