Mazda 121 - Valve and Valve Spring; Camshaft Oil Seal

ASSEMBLY
@GBEATEF
THAN
@
HEAO SIDE
Valve and
Valve Spring
1 . Install the
lower
spring seat.
2. lnstall the valve.
Caution
.
Install the spring wlth lhe closer
pitch
toward the
cylinder head.
3.
,nslall
lhe
valve spnng and the upoer spring seat.
4. Compress tne
valve
spring
w[h the SST. and inslall the
varve
Keepers_
5. Remove the SST.
6. Tapthe end of
the valve stern lightlylwo or three times with
a
plastic
hammerto
verifythalthe keepers
are
fully
seated.
Cylinder
Head Gasket
1. Remove all
foreign
material
irom the top
of
the cylinder
block.
2. Place the new cylinder
head
gasket
in
position.
Cylinder Head
1. Install the cylinder
head.
2.
Apply
clean englne
oil to the bolt threads and seat faces.
3. Tighten the cylinder head bolts
in two or three
steps
in the
oroer
snown.
Tighteninq torque:
76-81
N.m
(7.7-8.3
m-kg, 56-60 tt-lb)
Camshatt Oil Seal
1. Apply
a thin coat
of engine oil to the camshaft oil seal and
cylinder head.
2.
Tapthe camshaft oilsealintothe
cylinder head with
a suita-
ble
pjpe.
Cautlon
.
The oil seal
must be tapped
in
unlil
it is llush with
the cylinder head,
Oil seal outer
diameter:
40mm
(1.57
in)
Camshall
1.
Apply engine o,l
ro the
Journals
and bearing
2. Insen and mount the camshalt
into
position
with the thrust
plate.
B-73