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 *TM 9-2815-213-34
Figure 3-104. Connecting rod-points of measurement
Figure 3-105. Piston-points of measurement.
Fig.
Ref.
Point of Measurement
New Dimensions Wear Limits
No.
Letter
(inches)
(inches)
b. Ring
3-105
d
Piston ring-to-groove clearance (use gage 1600043)
new ring flush with piston wall ........................................... 0.002
0.006
e
Piston ring gap clearance (In new liners) .................................
Top compression ring. Part Number (15434-129260) .................... 0.017 to 0.027
Level compression ring. Part Number (15434168680) ................... 0.013 to 0.023
Oil ring. Part Number (15434-172550) ............................................ 0.015 to 0.027
3-179. Cylinder Sleeve
3-106.
a
Cylinder sleeve inside diameter ...............................................
5.4995 to 5010
5.5050
a
Cylinder sleeve out-of-round:
Packing ring area ..............................................................
0.0015
Above piston pin area ........................................................
0.003
b
Cylinder sleeve outside diameter:
Packing ring hands ............................................................
5.9930 to 5.9970
5.9900
Top flange (press fit area) .................................................
6.5015 to 6.5035
6.5015
c
Cylinder sleeve flange:
Thickness ..........................................................................
0.3550 to 0.3560
0.355
Protrusion above block ......................................................
0.0040 to 0.0060
0.0040
Cylinder sleeve to block packing ring bore clearance ..............
0.0020 to 0.0080
3-180. Camshaft and Bearings
(para 832)
a. Camshaft.
3-107.
a
Outside diameter of journals ....................................................
2.4960 to 2.4970
2.4940
b
Injector(s) lobe total lift .............................................................
0.1680to0.1720
0.1670
b. Camshaft Bearings.
3-107.
c
Inside diameter of camshaft bushing .......................................
2.4990 to 2.5005
2.5020
d
End play of camshaft................................................................
0.0070 to 0.0110
0.0150
e
Engine camshaft thrust plate (thickness) .................................
0.124 to 0.126
*
* Replace thrust plate when end play exceeds 0.0150.
3-181. Gear Train
a Crankshaft Gear (para. 3-9).
3-108.
a
Inside diameter of gear ............................................................
4.040 to 4.041
*
b
Outside diameter of crankshaft ................................................
4.045 to 4.046
*
ab Gear-to-crankshaft clearance ..................................................
PRESS FIT
3-66
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