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ENGINE (CONT'D)
Thrust Taken
by ...............
•
.
......
Fin ish at Rear Seal
Surface
........
.
.... .
C·71
No.3
Main Bcaring
Diagonal
Knurling
Interchangeability of
Bcarings...........
Upper
lind
Lower
BEAR ING SIZES
-
Diameter
and
Length
...
!\IAI
N
BEARINGS
l servicc}
All
Available
in
Standard and the
Following
Undersi7.e5
MAI
N
BEARING
JOURNALS
Diameter .
..
...................
...
.. .
Maximum
Allowahle Out-of-Round ...... .
Maximum
Allowable Taper
..
.
.
...
..
.
.
. .
Center Bea ring
Runout (tolal
indicator
reading
)
When Supported at Front
and
Rear Main Bearing ............... .
CRANK
PIN JOURNALS
Diameter
Length
.
...
..
....................... .
Maximum
Allowable Out-of·Round
...... .
Maximum Allowable
Taper
....
.
........
.
CONNECfING
RODS AND BEARINGS
Type
..........
.
..
.
.
......
.....
.....
.
Length
Weight
(less
bearings)
........
.
....... .
Nos.
1,2,4
Upper
and
Lo,",'er
No.3
Upper
and
Lower
No.5
Not
Interchangeable
No.1
2.5 x
.875"
No.2
2.5
x
.875"
No.3
2.5 x
.870"
No.4
2.5 x
.875"
No.5
2.5 x 1.595"
.00
1,
.002,
.003,
.010, .012"
2.4495
10
.2.5005"
.001"
.001"
.002"
2.249 to
2.250"
l'¥,,"
.001"
.001"
Drop
Forged
"I"
Beam
6%"
25.2 oz.
46
C.72, C-73.
C-70
No.3
Main Bearing
Diagonal
Knurling
Upper
and
Lower
Nos.
1,2,4
Upper alld
Lower
No.3
Upper
and
Lower
No.5
Not
Interchangeable
No.
1
2.5 x
.875"
No.2
2.5
x
.875"
No.3
2.5
x
.870"
No.4
2.5
x .875"
No.5
2.5
x
1.595"
.00 I, .002, .003,
.010,
.012"
2.4995
to 2.5005"
.001
"
.001"
.002"
2.249
to 2.250"
IVa"
.001 "
.001"
Drop
Forged
"I"
Beam
6%"
25.2 oz.
300
B
No.3 Main Bearing
Diagonal Knurling
Upper
and
Lower
Nos.
1, 2. 4
Upper and
Lower
No.3
Upper
and
Lower
No.5 Not
Interchangeable
No.
I
2.5
x
.875"
No.2
2.5
x
.875"
No.3
2.5
x
.870"
No.4
2.5
x .875"
No.5
2.5 x
1.595"
.001,
.002,
.003,
.010,
.01
2"
2.4995
to
2.5005"
.001"
.00 I"
.002"
2.249
to
2.250"
1%"
.001"
.001"
Drop Forged
" I"
Beam
6'
1
,,"
25.2
oz.
4
,
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