6-12 CYLINDER HEAD, CYLINDER AND PISTON
CYLINDER HEAD AND VALVE INSPECTION
VALVE DISASSEMBLY
• Remove the tappet 1 and shim 2 by fingers or magnetic
hand.
(Intake side)
• Install the sleeve protector a between the valve spring and
cylinder head.
• Using the special tools, compress the valve spring and
remove the two cotter halves 3 from the valve stem.
09916-14510: Valve lifter
09916-14522: Valve lifter attachment
09916-84511: Tweezer
09919-28620: Sleeve protector
(Exhaust side)
• Install the sleeve protector b between the valve spring and
cylinder head.
• Using the special tools, compress the valve spring and
remove the two cotter halves 3 from the valve stem.
09916-14510: Valve lifter
09916-14530: Valve lifter attachment
09916-84511: Tweezer
09919-28610: Sleeve protector
• Remove the valve spring retainer 4 and valve spring 5.
Identify the position of each removed part.
To prevent damage of the tappet sliding surface with
the special tool, use the sleeve protector a.
To prevent damage of the tappet sliding surface with
the special tool, use the sleeve protector b.
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