TM 5-2420-230-24-2
Section 1 - Cylinder Block - Group 1
Piston Rings - Installation (1-32)
B Series Shop Manual
Page 1-47
Use a feeler gauge to measure the gap.
Ring Gap
mm
in
Top
0.40
MIN
[0.016]
(Turbocharged)
0.70
MAX
[0.028]
Top
0.25
MIN
[0.010]
(N. Aspirated)
0.55
MAX
[0.022]
Intermediate
0.25
MIN
[0.010]
0.55
MAX
[0.022]
Oil Control
0.25
MIN
[0.010]
0.55
MAX
[0.022]
Piston Rings - Installation (1-32)
Caution: If a ring expander tool is being used, be careful
not to over expand the ring.
The top surface of all of the rings are identified: As-
semble the word ``top'' up.
Position the oil ring expander in the control ring groove.
Install the oil control ring with the end gap 180 from the
ends of the expander.
L-250
