User manual

5-30
VALVES AND VALVE SPRINGS
ENG
NOTE:
NOTE:
CAUTION:
NOTE:
S Make sure that each valve is installed in its
original place.
S Install the valve springs with the larger pitch
a
facing up.
b
Smaller pitch
4. Install:
S valve cotters
1
Install the valve cotters by compressing the
valve springs with the valve spring compressor
2
and the valve spring compressor attachment
3
.
Valve spring compressor
90890-04019, YM-04019
Valve spring compressor
attachment
90890-04108, YM-01253
5. To secure the valve cotters onto the valve
stem, lightly tap the valve tip with a soft-face
hammer.
Hitting the valve tip with excessive force
could damage the valve.
6. Install:
S valve pad
1
S valve lifter
2
S Lubricate the valve lifter and valve pad with
molybdenum disulfide oil.
S The valve lifter must move smoothly when ro-
tated with a finger.
S Each valve lifter and valve pad must be rein-
stalled in its original position.