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 TM 55-1905-219-14-6
Table of Specifications (Continued).
ENGINE PARTS
MINIMUM
MAXIMUM
LIMITS
(Standard Size, New)
(inches)
(cm)
(inches)
(cm)
(inches)
(cm)
EXHAUST VALVE SEAT INSERTS
Seat width- 30 (4-valve) ....................
.0468
.1189
.0937
.2380
.0937
.2380
Valve seat runout ...............................
.0020
.0051
EXHAUST VALVES
Stem diameter ................................ ....
.3100
.7874
.3105
.7887
.3090
.7849
Valve head-to-cylinder
head: 30............................... ............
.
.023
.0584
.006
.0152
recess
recess
protr
protr
VALVE GUIDES
Height above cylinder
head
4-valve (chamfered guide) ..................
.8800
2.2352
.8800
2.2352
.3140
.7976
4-Valve (machined guide)...................
.6900
1.7526
.6900
1.7526
Diameter-inside ................................ ..
.3125
.7938
.3135
.7963
.3140
.7976
Clearance-valve-to-guide....................
.0020
.0051
.0036
.0089
.0050
.0127
VALVE BRIDGE GUIDES
Height above cylinder
head................................ .............
2.0400
5.1816
2.0400
5.1816
ROCKER ARMS AND SHAFTS
Diameter-rocker shaft .........................
.8735
2.2187
.8740
2.2200
Diameter-inside
(rocker arm bushing) ....................
.8750
2.2225
.8760
2.2250
Clearance-shaft-to-
bushing ................................ ........
0010
.0025
.0025
.0064
.0040
.0102
CAM FOLLOWERS
Diameter................................ .............
1.0600
2.6924
1.0610
2.6949
Clearance-follower-
to-head................................ .........
.0010
.0025
.0030
.0076
.0060
.0152
Rollers and pins:
Clearance-pin-to-
bushing ................................ ........
.0013
.0033
.0021
.0053
.010
.0254
horiz
horiz
Side clearance-
roller to follower............................
.0150
.0381
.0230
.0584
.0230
.0584
3-2355
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