VALVES AND VALVE SPRINGS
5-27
4. Install:
• Lower spring seat “1”
• Valve stem seal “2”
• Valve “3”
• Valve spring “4”
• Upper spring seat “5”
(into the cylinder head)
NOTE:
• Make sure each valve is installed in its original
place.
• Install the valve springs with the larger pitch “a”
facing up.
5. Install:
• Valve cotters
NOTE:
Install the valve cotters by compressing the
valve spring with the valve spring compressor
“1” and the valve spring compressor attachment
“2”.
6. To secure the valve cotters onto the valve
stem, lightly tap the valve tip with a soft-face
hammer.
CAUTION:
ECA13800
Hitting the valve tip with excessive force
could damage the valve.
7. Lubricate:
• Valve lifter
(with the recommended lubricant)
8. Install:
• Valve pad
• Valve lifter
NOTE:
• The valve lifter must move smoothly when ro-
tated with a finger.
• Each valve lifter and valve pad must be rein-
stalled in its original position.
b. Smaller pitch
New
Valve spring compressor
90890-04019
YM-04019
Valve spring compressor attach-
ment
90890-04114
Valve spring compressor adapt-
er 19.5 mm
YM-04114
Recommended lubricant
Engine oil
Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys
email: [email protected]