Cylinder Head Disassemble

Tools Required

• J 8062  Valve Spring Compressor. See Special Tools and Equipment .
• J 41774 Valve Spring Compressor Adapter

Fig 1: Using J 8062 & J 41774 To Compress Valve Springs
Courtesy of GENERAL MOTORS CORP.
1. Use J 8062  and J 41774 to compress the valve springs.
Fig 2: Exploded View Of Valves
Courtesy of GENERAL MOTORS CORP.
2. Remove the valve stem keys (2).
3. Remove the cap (3) from the valve stem.
4. Remove the valve spring (4).
5. Remove the valve seal (5).
6. Remove the valve spring seat (6) from the cylinder head.
7. Remove the valves (7). Place the valves sequentially in a rack so they can be installed in their original order, if being reused.