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Disassembly / assembly of subassemblies
Cylinder Head (12.29.22) Special Service Tools
Valve Spring Compressor 303-252
Disassembly
1 .
CAUTION: If the cylinder head valve components are to be reused, mark position of the valve components to make sure they are reassembled in the same position.
Remove the bucket tappet and shim assemblies.
2 . Using the special tool, compress the valve springs.
• Remove the valve collets.
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