TM 9-2320-366-34-4
(3) Inspect 12 valve springs (2) for signs of cracking, wear,
and overheating.
(4) Measure 12 valve springs (2) for reuse. Refer to Table
20-2 Valve Spring Specifications.
Table 20-2. Valve Spring Specifications
Free length
(A)
2.80 in. (7.1 cm)
Assembled length
(B)
2.593 in. (6.58 cm)
Load at assembled
length
44-54 lb (195-239 N)
Minimum operating
length
(C)
2.00 in. (5.08 cm)
Load at minimum
operating length
184-202 lb (818-898 N)
(5) Inspect 12 keepers (3) for signs of cracking, wear, and
overheating.
(6) Inspect 12 valve spring retainers (4) for signs of
cracking, wear, and overheating.
(7) Inspect 12 valve seals (5) for signs of cracking, wear,
and overheating.
(8) Inspect 12 valve guides (6) for signs of cracking, wear,
and overheating.
20-13
