TM 5-4310-376-14
6-4. ENGINE ASSEMBLY - Continued
REMARKS
ACTION
LOCATION/lTEM
INSPECTION - Continued
c . If cylinder bore is more than 0.0025
1. Cylinder
(Cont'd)
(.06mm) out of round, it must be re-
sized.
OVERHAUL
a. Always resize (bore) to exactly:
0.010" (0.25mm) or,
0.020" (0.51mm) or,
0.030" (0.76mm)
Cylinder is not worn at
Over standard size (3.4375 to 3.4365,"
the bottom but is round
87.31 to 87.29mm), to ensure that
so it will guide the hone
stock oversize rings and pistons will
to straighten cylinder
fit, and proper clearances will be
bore.
maintained.
b. As the bottom of the cylinder in-
Do not exceed hone more
than 3/4" (20mm) to 1"
creases diameter, gradually increase
(25mm) at either end of
strokes until hone travels full length
cylinder bore.
of bore.
6-3
