Mazda 121 Workshop Manual 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