Head - Toyota Celica Supra 1986 Service And Repair Manual

EM-22
I "\ I - 1
ENGINE MECHANICAL - Cylinder Head
,.,,
....
19. REMOVE CYLINDER HEAD BOLTS
Using SST, remove the louneen head bolts gradually in lwo
or three passes and in the numerical order shown.
SST
09043·38100
CAUTION : Head warpage"' crecldng could result from
removing in incorrect order.
20.
REMOVE CYLINDER HEAD
Lilt the cylinder head from tho dowels on the cylinder block
and place the head on wooden blocks on a bench.
If the cylinder head is difficult to lift off, pry with a sc:rew·
driver between th e head and block saliences.
CAUTION : Be careful not to damage the cylinder heed
and block aurfec . . on the cylinder h .. d gasket side.
21. REMOVE EGR COOLER
DISASSEMBLY OF CYLINDER HEAD
!See page EM·1Bl
1. REMOVE CYLINDER HEAD COVERS
Remove the two cylinder head covers by loosening the
screws.
2.
REMOVE NO.
1
AND NO.
2
CAMSHAFT HOUSINGS
WITH CAMSHAFT
Remove No. 1 and No. 2 camshaft housings by loosening
the nuts (front sidel and bolts.
CAUTION: Looaen each cemahelt housing nut
and boh
a
little at • time In the oequence shown In the figure.
3.
REMOVE ROCKER ARMS AND LASH ADJUSTERS
Remove the rocker arms and lash adjusters from the
cylinder head.
NOTE: Arrange the rocker arms and lash adjusters in
order.
4 .
REMOVE VALVES
(a) Using SST, compress the valve spring until the two
keepers can be removed.
SST
09202·4301
3