17
16
15
6
7
TOP
INTERMEDIATE
OIL CONTROL
TM 9-4940-568-34
7-45
7
(5)
Install one of three piston rings (15, 16, or
17) in the cylinder bore (7) and use a piston
(6) to square it with cylinder bore.
A = 3.5 in. (89 mm)
(6)
Using a feeler gage, measure the gap.
Ring Gap
in.
mm
Top
0.0100
MIN.
(0.25)
Intermediate
0.0100
MIN.
(0.25)
0.0215
MAX.
(0.55)
Oil Control
0.0100
MIN.
(0.25)
0.0215
MAX.
(0.55)
(7)
Repeat Steps (5) and (6) for remaining two
piston rings.
