Figure 5-14. Cylinder Head Removal

LEGEND FIGURE 5-15

21. cup

l.Gasket set

22. Lock

2. Lifter

23. Lock

3. Gear

24. Rotator

4. Plunger, spring

25. Seat

6. Bushing

26. Retainer

7. Key

27. Spring

8. camshaft

28. Spring

9. Push rod

29. Seal

10. Adjuster

30. Guide

11. Rocker arm assembly

31. Guide

12. Rocker arm assembly

32. Seat

13. washer

33. Valve. exhaust

14. Hair pin

34. Value intake

15. cap

35. Head

17. Pivot

36. Plug-expansion

18. spring

37. Head

19. support

assembly

20. Stud, nut, washer

Figure 5-14. Cylinder Head Removal

1 . A t t a c h lifting eyes and remove

5-28.

REMOVAL

c y l i n d e r head (with manifolds attached)

a . Remove water outlet assembly before

f r o m the cylinder block as shown in

loosening cylinder head bolts. This pre-

F i g u r e 5-14.

vents cracking of the water outlet casting.

NOTE

b . Remove water outlet bolts and mark

I t may be necessary to tap the

them for proper position, as the bolts

c y l i n d e r head sharply with a

vary in length.

fibre hammer a few times to

b r e a k the cylinder head gasket

c . Check water outlet casting for

seal.

cracks.

5-29. DISASSEMBLY Cylinder head dis-

d . Remove the rocker arm assembly, noting

a s s e m b l y is outlined below. R e f e r t o

t h e l e n g t h o f t h e r e t a i n i n g b o l t s . Do not

Figure 5-15 for general parts iden-

mix these bolts with any others as bolts of

tification.

t h e proper length must be used at reassembly.

S e e Figure 5-12 for rocker arm removal.

a . U s i n g valve spring compressor as

s h o w n in Figure 5-16, compress the valve

e . Number all pushrods so that they must

s p r i n g s , r e m o v e spring locks . . . release

be reinstalled in same location, and re-

spring compressor and remove . . . rotator

m o v e all pushrods as shown in Figure 5-13.

(exhaust) seat (intake), spring and spring

pilot.

See Figure 5-17 for valve parts

f . C h e c k for bent or broken push rods.

removed.

Replace bent or broken rods . . . Do Not

attempt to straighten or repair.

b . C h e c k valve stem for burrs and re-

m o v e before trying to take valve from

g . D i s c o n n e c t spring and linkage between

g u i d e (burrs will damage valve guide).

g o v e r n o r and carburetor, and remove carbure-

t o r from intake manifold.

c . R e m o v e all parts of intake and ex-

h a u s t valves in order. Mark valves and parts

and store together for installation in same

R e m o v e cylinder head bolts.

o r d e r and relationship as removed

5-18