Valve And Valve Spring; Camshaft Oil Seal - Mazda 121 Workshop Manual

ASSEMBLY
@GBEATEF THAN @
H E A O S I D E
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