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 TM 55-1905-219-14-5
3-58. ELECTRIC POWER GENERATION AND DISTRIBUTION (Cont)
TABLE OF SPECIFICATIONS NEW CLEARANCES AND WEAR LIMITS
These limits also apply to oversize and undersize parts.
ENGINE PARTS
MINIMUM
MAXIMUM
LIMITS
(Standard Size, New)
(inches)
(cm)
(inches)
(cm)
(inches)
(cm)
CYLINDER BLOCK
Block bore:
Diameter ......................................
4.6260
11.7500
4.6270
11.7526
Out-of-round.................................
.0010
.0025
.0020
.0051
Taper ...........................................
.0010
.0025
.0020
.0051
Cylinder liner counterbore:
Diameter ......................................
5.0460
12.8168
5.0485
12.8000
Depth ...........................................
.4770
1.2116
.4795
1.2179
Main bearing bore:
Inside diameter
(vertical axis)................................
3.8120
9.6700
3.8130
9.6700
Top surface of block:
Centerline of main
bearing bore to
top of block ............................
16.1840
41.1074
16.1890
41.1201
16.176
41.0870
min.
min.
Flatness-transverse ......................
.0030
.0076
Flatness-longitudinal.....................
.0060
.0152
Depth of counterbores
(top surface):
Cylinder head seal
strip groove..............................
.0920
.2337
.1070
.2718
Large water holes
(between cylinders) ................
.1090
.2769
.1200
.3048
Small water holes
(at ends).................................
.0870
.2210
.0980
.2489
Combination water
and oil holes...........................
.0870
.2210
.0980
.2489
CYLINDER LINER
Outside diameter ................................
4.6250
11.7475
4.6260
11.7500
Inside diameter ...................................
4.2495
10.7937
4.2511
10.7978
Clearance-liner-to-block:.....................
.0000
.0000
.0020
.0051
.0025
.0064
Cast iron block .............................
.0000
.0000
.0020
.0051
.0025
.0064
3-1041
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