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 TM 55-1905-221-14-1
Manufacturers'
Dimensions and
Desired
Component
Tolerances in Centimeters
Clearance
Maximum*
Allowable
Wear and
Minimum
Maximum
Minimum
Maximum
Clearances
(cm)
(cm)
(cm)
(cm)
In Centimeters
PISTON PIN BUSHINGS
Inside diameter .............................................
3.8164
3.8176
........
........
3.8227
CONNECTING ROD
Inside diameter upper bushing ......................
3.8138
3.8151
........
........
3.8303
Normal rod side clearance ............................
........
........
.0152
.0305
........
CONNECTING ROD BEARINGS
Inside diameter ............................................
6.9886
6.9936
........
........
.........
Clearance-bearing-to-crankshaft journal .......
........
.0036
.0118
.0152
Bearing thickness 90o from parting line ........
.3932
.3946
........
........
.3886
CAMSHAFT
Shaft diameter-at-bearings ...........................
Front and rear .........................................
3.8024
3.8037
........
........
........
Center and intermediate ..........................
3.8049
3.8062
Shaft diameter-at-gear .................................
3.0099
3.0175
........
........
........
Length-thrust bearing end journal .................
7.2136
7.3050
End thrust .....................................................
.0102
.0305
........
........
........
Thrust washer thickness ...............................
.3048
.3099
BALANCE SHAFT
Shaft diameter at bearings ............................
3.8024
3.8037
........
........
........
Shaft diameter at gear ..................................
3.0099
3.0175
Length-thrust bearing end journal .................
7.2136
7.3050
........
........
........
End thrust ....................................................
.0102
.0305
.0457
Thrust washer thickness ...............................
.3048
.3099
........
........
........
1-24
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