TM 5-3810-300-24&P-3
Specifications
1.0
ENGINE PARTS (Standard Size, New)
MINIMUM
MAXIMUM
LIMITS
71N Engines
Piston:
Height (centerline of bushing to top) ....................
3.5430"
3.5480"
4.2225"
4.2255"
Diameter (at skirt) .................................................
4.2428"
4.2450".
Clearance--piston skirt-to-liner .............................
.0045"
.0083"
.0120"
Out-of-round .........................................................
.0005"
Taper ....................................................................
.0005"
Compression rings:
Gap (top-fire ring) --..............................................
.0230"
.0380"
.0600"
Gap (No. 2, 3 and 4).............................................
.0180"
.0430"
.0600"
Clearance--ring-to-groove:
No 1 (top-fire ring) ...............................................
.0040"
.0060"
.0100"
No 2 .....................................................................
.0100"
.0130"
.6220"
No 3 and 4 ...........................................................
.0040"
.0070"
.0130"
Oil control rings:
Gap.......................................................................
.0080"
.0230"
.0430"
Clearance .............................................................
.0015"
.0055 "
.0080."
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