TM 5-4320-300-14
6-7. CYLINDER HEAD AND BLOCK (CONT)
Location/Item
Action
Remarks
28. Cylinder
With a heavy straightedge
head bottom
and feeler gage, check
bottom of cylinder head
for flatness along all lines
shown. The maximum
allowable longitudinal
warpage is 0.005 inch
(0.127 mm), and the
maximum allowable
transverse warpage is
0.004 inch (0.1016 mm).
29. Cam follower
Inspect for scoring or wear.
bores
30. Water nozzles
Inspect for tightness.
31. Exhaust
Inspect for excessive
manifold
rust, corrosion, or other
studs
damage.
REPAIR/REPLACEMENT
OF CYLINDER HEAD
32. Rocker arms,
Replace shaft, bushings, or rocker arm if ex-
shaft, and
tremely worn or damaged. Replace arms or
brackets
bushings if clearance to rocker arm shaft is
greater than 0.004 inch (0.1016 mm). Replace
rocker arms if pallets are galled or worn. Re-
place any worn valve bridges. Reassemble
rocker arm and shaft assembly prior to in-
stallation.
6-35