Yamaha FJR1300A(D) - Page 330

VALVES AND VALVE SPRINGS
5-29
2. Lubricate:
• Valve stem “1”
• Valve stem end
• Valve stem seal “2”
(with the recommended lubricant)
3. Install:
• Lower spring seat “1”
• Valve stem seal “2”
•Valve “3”
• Valve spring “4”
• Upper spring seat “5”
(into the cylinder head)
TIP
• Make sure each valve is installed in its original
place.
• Install the valve springs with the larger pitch “a”
facing up.
4. Install:
• Valve cotters
TIP
Install the valve cotters by compressing the
valve spring with the valve spring compressor
“1” and the valve spring compressor attachment
“2”.
5. To secure the valve cotters onto the valve
stem, lightly tap the valve tip with a soft-face
hammer.
NOTICE
ECA13800
Hitting the valve tip with excessive force
could damage the valve.
Recommended lubricant
Molybdenum disulfide oil
New
b. Smaller pitch
Valve spring compressor
90890-04019
YM-04019
Valve spring compressor attach-
ment
90890-04114
Valve spring compressor adapt-
er 19.5 mm
YM-04114