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ENG
VALVES AND VALVE SPRINGS
ASSEMBLY AND INSTALLATION
1. Apply:
• Molybdenum disulfide oil
Onto the valve stem and valve stem seal.
2. Install:
• Valves 1
• Valve spring seats 2
• Valve stem seals 3
• Valve springs 4
• Valve spring retainers 5
N
OTE:
• Make sure that each valve is installed in its
original place, also referring to the painted
color as follows.
Intake (middle) a: blue
Intake (right/left) b: gray
Exhaust: not paint
• Install the valve springs with the larger pitch
c facing upward.
d
Smaller pitch
New
3. Install:
• Valve cotters
N
OTE:
While compressing the valve spring with a
valve spring compressor 1 install the valve
cotters.
4. To secure the valve cotters onto the valve
stem, lightly tap the valve tip with a piece of
wood.
CAUTION:
Hitting the valve tip with excessive force
could damage the valve.
Valve spring compressor:
YM-4019/90890-04019