TM 10-3950-672-24-2
Use a feeler gauge to measure the gap.
Limits
Ring
Minimum
Maximum
Top (N.
Aspirated):
0.25mm
[0.0100
0.55mm
in.]
[0.0215in]
Intermediate:
0.25mm
[0.0100
0.55mm
in.]
[0.0215 in.]
Oil Control:
0.25mm
[0.0100
0.55mm
in.]
[0.0215 in.]
Piston Rings Installation
Note: The top surface of all of the rings are
identified:
Assemble with the word "Top" or the supplier
mark up.
Position the oil ring expander in the oil control ring
groove.
Install the oil control ring with the end gap opposite the
ends on the expander.
5-237