EM-98
< REMOVAL AND INSTALLATION >
[VQ40DE]
CYLINDER HEAD
• Check valve spring pressure at the specified spring height.
• If the installation load or load with valve open is out of the standard, replace valve spring.
Standard:
Intake and exhaust
Free height
: 47.07 mm (1.8531 in)
Installation height
: 37.00 mm (1.4567 in)
Installation load
: 166 - 188 N (16.9 - 19.2 kg, 37 - 42 lb)
Height during valve open
: 27.20 mm (1.0709 in)
Load with valve open
: 373 - 421 N (38.0 - 42.9 kg, 84 - 95 lb)
SEM113
Revision: January 2013 2013 Xterra
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