User Manual - Page 128

For 2004 INFINITI FX45.

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EM-128
[VQ35DE]
CYLINDER BLOCK
Revision: 2004 November 2004 FX35/FX45
c. Turn all bolts another “90” degrees clockwise (Angle tightening).
CAUTION:
Use an angle wrench [SST: KV10112100 (BT8653-A)] to
check tightening angle. Do not make judgment by visual
inspection.
After installing mounting bolts, make sure that crankshaft can
be rotated smoothly by hand.
Check crankshaft end play. Refer to EM-136, "CRANKSHAFT
END PLAY" .
11. Inspect outer diameter of connecting rod bolt. Refer to EM-144,
"CONNECTING ROD BOLT OUTER DIAMETER" .
12. Install piston to connecting rod.
a. Using a snap ring pliers (commercial service tool), install a new snap ring to the groove of the piston rear
side.
Insert it fully into groove to install.
b. Install piston to connecting rod.
Using an industrial drier or similar tool, heat piston until piston pin can be pushed in by hand without
excess force [approx. 60 to 70 °C (140 to 158 °F)]. From the front to the rear, insert piston pin into pis-
ton and connecting rod.
Assemble so that the front mark on the piston crown and the
cylinder number on connecting rod are positioned as shown in
the figure.
c. Install a new snap ring to the groove of the piston front side.
Insert it fully into groove to install.
After installing, make sure connecting rod moves smoothly.
13. Using a piston ring expander (commercial service tool), install piston rings.
CAUTION:
Be careful not to damage piston.
If there is stamped mark on ring, mount it with marked side
up.
NOTE:
If there is no stamp on ring, no specific orientation is required
for installation.
Position each ring with the gap as shown in the figure refer-
ring to the piston front mark.
PBIC0921E
SEM838F
Stamped mark:
Top ring :
Second ring : “R”
SEM757G
PBIC0808E
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