Toyota 14b User Manual

ENGINE
MECHANICAL
-
itit
in
Dtain
[/r-82)
BORING OF
CYLINDERS
HINT:
.
Bore all
four cylinders
for the
oversized
piston
outside
diameter.
o
Replace
the
piston
rings
with
ones
matching
the
pistons.
1. SELECT
OVERSIZED
PISTON
Oversized
piston
diameter:
CALCULATE
DIMENSION
TO
BORE CYLINDERS
(a)
Using
a
micrometer,
measure
the
piston
diameter
at
a
right angle
to the
piston
pin
hole center
line, the
indicated
distance
from the
piston
head.
Distance:
B
49.2O
mm
(1.937O
in.)
38
45.20
mm
(1.7795
in.)
118 38.33
mm
(1.5O91
in.)
1413
42.83
mm
(1.6862
in.)
(b)
Calculate
the size
each cylinder
is to be
rebored
as
follows:
Size to
be
rebored
=
P
+
C
-
H
P
=
piston
diameter
g
=
piston
clearance
B 0.145
-
0.165
mm
(0.0057
-
0.0065
in')
38
O.19
-
0.21
mm
(O.OO75
-
O.OO83
in.)
118 O.3O
-
0.32
mm
(0.01
18
-
0'0126
in.)
148 O.23
-
0.25
mm
(O.OO91
-
O.oO98
in.)
H
=
allowance
for honing
Less than O.O2
mm
(O.OOO8
in.)
BORE
AND
HONE CYLINDERS
TO
CALCULATED
DIMENSIONS
Amount of
honing: 0.02
mm
(O.OOOB
in.) maximum
NOTICE:
Excess
honing
will destroy
the
finished
roundness.
2.
lature.
'it
into
mm
(in.)
o/s
B
3B
118
148
0.50
95.345-95.375
(3.7537-3.7549)
102.300-102.330
(4.O276-4.0287l
95.190-95.220
13.7476-3.74881
102.260-102.290
(4.0260-4.0272l.
0.75
95.595-95.625
(3.7636-3.7648)
102.550-
102.580
(4.0374-4.O386)
95.440-95.470
(3.7575-3.7587l.
102.510-102.54C
(4.0358-4.0370)
1.OO
95.845-95.875
(3.7734-3.7746l,
102.800-102.830
(4.U72-4.O48r''l
95.690-95.720
(3.7673-3.7685)
102.760-102.790
(4.U57-4.0/,681
3.

Toyota 14b Specifications

General

Brand	Toyota
Model	14b
Category	Engine
Language	English