Toyota B User Manual

ENGINE MECHANICAL
-
Cylinder
Block
EM-81
bt
direc-
p
piston
pre
dia-
vith
the
, on the
I
I
ITON
;
using a
€arance
td
when
4.
INSPECT
PISTON
RING
END
GAP
(a)
lnsert
the
piston
ring
into the cylinder
bore.
(b)
Using
a
piston,
push
the
piston
ring a
little beyond the
bottom of
the
ring travel,
15O
mm
(5.91
in.) from the
top of
the cylinder
block.
(c)
Using
a
thickness
gauge,
measure
the
end
gap.
s,
Standard
end
gap:
No.1
BandllB
38 and
148
No.2
BandllB
38 and
148
Oil
B
and
11B
38 and
148
Maximum end
gap:
No.1 BandllB
38 and
148
No.2
BandllB
38 and
148
Oil
B
and
118
38 and
148
lf
the
gap
is
greater
than
ring.
O.35
-
O.64
mm
(O.O138
-
0.0252
in,)
O.3O
-
0.54
mm
(O.01
18
-
o.O213
in.)
0.35
-
O.64
mm
(O.O138
-
O.O252
in.)
O.45
-
0.69
mm
lO.O177
-
O.O272in.l
0.35
-
O.64
mm
(0.O138
-
0.O252
in.)
O.4O
-
O.69
mm
(O.0157
-O.O272in.l
1.44
mm
(0.O567
in,)
1.34 mm
(O.O528
in.)
1.44
mm
(0.O567
in.)
1.49 mm
(0.O587
in.)
1.44 mm
(0.O567
in.)
1.49 mm
(0.O587
in.)
maximum,
replace the
piston
I
ring
or
'ing
and
lf
the
gap
is
greater
than
maximum, even
with a
new
piston
ring,
replace the cylinder
block.
5. CHECK
PISTON PIN FIT
At
6OoC
(14OoF) you
should be able to
push
the
pin
into
the
piston
with
thumb.
lf
the
pin
can be
installed
at a
lower
temperature,
replace
the
piston
and
pin
as a set.
6.
INSPECT CONNECTING
RODS
(a)
Using
a
rod aligner,
check the
connecting
rod
align-
ment.
.
Check
rod
bend.
Maximum bend:
O.O5
mm
(O.OO2O
in.)
per
1OO mm
(3.94
in.)
lf
bend
is
greater
than
maximum,
replace the
connecing
rod assembly.
EMO287 EMO288
lace the

Toyota B Specifications

General

Brand	Toyota
Model	B
Category	Engine
Language	English