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 TM 55-1905-223-24-5
CAUTION
Do not attempt to reuse the cylinder block if radial cracks extend into
the water jacket or the lubricating oil or water passages.
(e) Measure the diameter of the counterbore in the liner press fit area (FIGURE 4-57).
1 Measure the counterbore from the top deck to 0.100 inch (2.54 mm) below the top deck of the cylinder
block.
2 If the counterbore diameter does not exceed 6.5635 inches (166.713 mm) standard liners may be
used.
3 If the counterbore diameter exceeds 6.5635 inches (166.713 mm) in the press fit area, replace the
cylinder block.
FIGURE 4-57.
Liner Press Fit Area.
(f) Measure the depth of the counterbore at locations 1 and 2, FIGURE 4-58, at four equally spaced
points around the bore.
1 Measure at point 1 as close to the counterbore wall as possible.
2 Measure at point 2 as far from the counterbore wall as possible.
3 There must not be more than a total of 0.001 inches (0.03 mm) difference in the measurements
around the circumference of the "counterbore.
4-102
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