TM 5-3895-370-14&P5-64. CYLINDER HEAD ASSEMBLY REPAIR (CONT).(26)Measure valve spring at position L. Normal freelength is 2.190 in. (55.626 mm). Ifmeasurement is above or below normal length,replace spring.(27)Measure valve spring at position M. If inclinationis greater than 0.039 in. (0.991 mm), replacevalve spring.(28)Measure valve spring tension at position N.A load of 65 to 72.2 lbs (29 to 32.749 kg) willcompress spring to normal height of 1.94 in.(49.28 mm). If above or below normalheight, replace spring.5-266
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