Mazda 121 - Oil Filter Joint; Oil Clearance Inspection

ASSEMBLY
-,.--'-)
sEcoNo
-/D
OIL FING
SPACEF
ENOS
PISTON
OIL
RING
OIL
FING
PISTON
SECOND
RING
2.
Verify that both
rails are
expanded
by the spacertangs as
shown in thefigure
by
making certain
the railsturn smoothly
in both diections.
Caution
.
The
rings
must be installed
wlth
the R marks
upward.
.
The second
ring musl be
installed
with the sclaper
face downward.
3. Apply clean engine
oil to
the top and
second
piston
rangs
4. Install the second
ring to the
piston;
then
install the top
ring.
Use a
piston
ring expander
(commercially
available).
PLASTIGAGE
5.
Position the
end
gaps
of
the rings as shown
in the
figure
Oil Filter Jolnl
Install the oil filter
ioint
so that
il
protrudes
as
specified.
Prolrusion:
19mm
(0.75
in)
Crankshaft
1- Beiore
installing the crankshaft,
inspect the main
bearing
oil clearances
as
follows.
Oil clearance
inspection
(1)
Remove
all
toreign materjal and
oil from the
journals
and
Deallngs.
Caution
.
Install the
gtooved
upper
main bearings
in the cyF
inder block.
.
lnstall
the thrust
bearings
with the oil
groove fac'
Ing
the crankshaft.
B-63