Cylinder Head Reassembly; Erence - Toyota 1KZ-TE Repair Manual

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a
ENGINE MECHANICAL - - CYLINDER HEAD
RE AS S E M BLY
HINT:
Thoroughly clean all parts to be assembled.
S
Before installing the parts, apply fresh engine oil to all slid-
S
ing and rotating surfaces.
Replace all gaskets and oil seals with new ones.
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1 . S E L E CT CO MBI NATI O N CHAMBE R S HI M
(a) If using new combustion chamber:
(1) Using a micrometer, measure the thickness of each
used combustion chamber at the position shown in
the illustration.
(2) Measure the thickness of the new combustion
chamber the same way as in (a).
(3) From the thickness of the new chamber subtract the
thickness of the used chamber in order to select the
EM8907
appropriate shim thickness from the table below.
Difference in chamber thickness
= New chamber thickness - - Used chamber thickness
mm (in.)
Difference in chamber thickness
Plus 0.02 - - Minus 0.02
(Plus 0.0008 - - Minus 0.0008)
Minus 0.03
(Minus 0.0012)
Minus 0.04 - - Minus 0.07
(Minus 0.0016 - - Minus 0.0028)
Minus 0.08
(Minus 0.0031)
Minus 0.09 - - Minus 0.12
(Minus 0.0035 - - Minus 0.0047)
NOTICE:
Do not use two 0.05 mm (0.0020 in.) shims instead of one
0.10 mm (0.0039 in.) shim.
(b) If reusing combustion chamber:
Install the combustion chamber back in its original posi-
tion.
1KZ-TE
Shim thickness required
mm (in.)
No shim required
0.05 (0.0020) or no shim required
0.05 (0.0020)
0.05 (0.0020) or 0.10 (0.0039)
0.10 (0.0039)
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TO MODEL INDEX
EM- -61
EM15H- -01
mm (in.)
CONTINUED