Toyota 1HD-FT Repair Manual page 90

ENGINE - ENGINE MECHANICAL
EG-77
'121:10 (Mlll8l
(c) Using a feeler gauge. measure the end gap.
Standard end gap:
No.1
0.270 - 0.470
mm
(O.010e - 0.0185
in.)
No.2
0.400 - 0.650
mm
(0.0157 - 0.0256
in.)
Oil
0.200 - 0.500
mm
(0.0079 - 0.0197
in.)
Maximum end gap:
No.1
0.85
mm
(0.0335
in.)
No.2
0.90 mm (O.0354 in.)
Oil
0.88
mm
(0.0348 In.)
If the end gap is greater than maximum. replace the
piston ring. If the end gap is greater than maximum.
even with a new piston ring, rebore all the 6 cylinders
or replace the cylinder block.
3. INSPECT PISTON PIN FIT
At
so·e
1176°F).
you
should be able to push the
piston pin into the piston pin hole with your thumb.
4. INSPECT CONNECTING ROD
A. Inspect connecting rod alignment
Using a rod aligner and feeler gauge, check the con·
nacting rod alignment.
e Check for bend.
M8ximum bend:
0.03
mm
(0.0012
in.) per
100
mm
(3.94
in.)
If bend is greater than maximum. replace the connect-
ing rod assembly.
'22731 (MOztO
e Check for twist
M8ximum twist:
0.15
mm
(0.0059
in.) per
100
mm
(3.94
in.)
If twist is greater than maximum. replace the connect-
ing rod assembly.
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