Nissan ENGINE - Page 92

EM-92
< REMOVAL AND INSTALLATION >
[VQ40DE]
CYLINDER HEAD
Exploded View
INFOID:0000000008798998
Disassembly and Assembly INFOID:0000000008798999
DISASSEMBLY
1. Remove spark plug.
2. Remove valve lifter.
• Identify installation positions, and store them without mixing them up.
3. Remove valve collet.
• Compress valve spring and remove valve collet with magnet
hand using Tool.
CAUTION:
When working, take care not to damage valve lifter holes.
4. Remove valve spring retainer, valve spring and valve spring seat.
5. Push valve stem to combustion chamber side, and remove valve.
• Identify installation positions, and store them without mixing them up.
1. Valve lifter 2. Valve collet 3. Valve spring retainer
4. Valve spring 5. Valve oil seal 6. Valve spring seat
7. Valve guide 8. Spark plug 9. Spark plug tube
10. Cylinder head (right bank) 11. Valve seat 12. Valve (EXH)
13. Valve (INT) 14. Cylinder head (left bank)
PBIC2637E
Tool numbers : KV10109220 ( — )
: KV10116200 (J-26336-B)
: KV10115900 (J-26336-20)
WBIA0578E
Revision: January 2013 2013 Xterra