TM 5-4320-300-14
6-7. CYLINDER HEAD AND BLOCK (CONT)
Location/Item
Action
Remarks
59. Cylinder block
Check the top of block for flatness with an
surface
accurate straightedge and a feeler gage. The
top surface must not vary more than 0.003
inch (0.0762 mm) transversely and not over
0.006 inch (0.1524 mm) longitudinally.
60. Cylinder liner
Wash in clean VV-F-800 diesel fuel and dry
counterbores
with compressed air. Check counterbore
depth. The depth must be 0.300 to 0.302
inch (7.620 to 7.671 mm) and must not vary
more than 0.0015 inch (0.0381 mm) through-
out the entire circumference. The counter-
bored surfaces must be smooth and square
with the cylinder bore within 0.001 inch
(0.0254 mm) total indicator reading. There
must not be over 0.001 (0.0254 mm) differ-
ence between any two adjacent cylinder
counterbores, when measured along the cyl-
inder longitudinal centerline of the cylinder
block.
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