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 TM 55-1905-221-14-4
6-29. CYLINDER BLOCK - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION/ITEM
ACTION
REMARKS
INSPECT (Cont)
two adjacent cylinder counter-
bores when measured along the
cylinder longitudinal centerline
of the cylinder block.
i. Check the main bearing bores as
follows:
(1) Check the bore diameters
with the main bearing caps
in their original positions.
Lubricate the bolt threads
and bolt head contact areas
with a small quantity of
International Compound
No. 2, or equivalent. Then
install and tighten the
bolts to 165-175 lb-ft
(223.7 - 237.3 Nm) torque.
When making this check, do
not install the main bearing
cap stabilizers. The
specified bore diameter is
4.812 to 4.813 inch. If the
bores do not fall within
these limits, the cylinder
block must be rejected.
6-538
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