Mazda 121 - Page 103

ASSEII'BLY
5. l\4easure the
crankshaft end
play.
End
play
: 0.080-0.282mm
(0.0031-0.0111
In)
Maximum:
0.30mm
(0.012
in)
6.
lf
the end
play
exceedsthe maximum,
grind
the crankshaft
and installan oveasize thrust bearing
or replace the crank-
shaft and thrust bearing.
Thrust
beadng
width
Standard:
2.500-2.550mm
(0.0984-0.1
004
0.25mm
(0.0t0
ln) overaize:
2.625-2.675mm
(0.1033-0.1053
0.50mm
(0.020
in)
ove6ize:
2.750-2.800mm
(0.1083-0.1
102
0.75mm
(0.030
in)
oversize:
2.875-2.925mm
(0,1
132-0.1152
Pision
and Conneciing Rod Assembly
in)
in)
tn)
in)
MATCHING MAFKS
Cautlon
.
Prolect
the connecting rod bolts with rubber
sleeves
to
prevenl
damage to the crankpin
iournals.
Connectlng
Rod
Cap
'1.
[/easufe the connecting rod bearing
oil clearances usang
the same
procedure
as for the main bearing
oilclearance.
Caution
.
Align lhe matching marks
gn
lhe
cap and the
con-
necting rod when installing
the connecting rod
cap.
Tighlening torque:
29-34
N.m
(3.0-3.5
m-kg, 22-25 ft-lbl
Oil clearance: 0.028-0.068mm
(0.001
1-0.0027 in)
Maximum:
0.lomm
(0.004
in)
2. lfthe
oilclearance exceedsthe
maximum,
grind
the crank-
shaft and use
undersize
bearings.
(Refer
to
page
B-58.)
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B-65