ENGINE 3-25
ROCKER ARM I.D.
When checking the valve rocker arm, the inside diameter of the
valve rocker arm and wear of the camshaft contacting surface
should be checked.
Rocker arm I.D.
Standard: 12.000 – 12.018 mm (0.4724 – 0.4731 in)
09900-20605: Dial calipers
REASSEMBLY
• Install the new O-ring to the rocker arm shaft.
• Apply engine oil to the rocker arms and shafts, install them.
CYLINDER HEAD
DISASSEMBLY
• Remove the intake pipe.
• Compress the valve spring and remove the valve cotters from
the valve stem with the special tools.
09916-14510: Valve spring compressor
09916-14910: Attachment
09916-84511: Tweezers
• Remove the valve spring retainer and valve spring.
• Remove the valve from the other side.
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