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CYLINDER HEAD
EM-109
[VQ35DE]
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EM
Revision: 2004 November 2004 FX35/FX45
VALVE SPRING DIMENSIONS AND VALVE SPRING PRESSURE LOAD
● Check the valve spring pressure at 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
: 37.0 mm (1.457 in)
Installation load
: 166 - 188 N (16.9 - 19.2 kg, 37.3 - 42.3 lb)
Height during valve open
: 27.2 mm (1.0709 in)
Load with valve open
: 373 - 421 N (38.0 - 42.9 kg, 83.9 - 94.6 lb)
SEM113
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