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 TM 9-2815-226-34-1
Table 3-1. REPAIR AND REPLACEMENT STANDARDS (Cont)
WEAR
NEW
NEW
COMPONENT
LIMIT
MINIMUM
MAXIMUM
Main Bearings
Shell Thickness
0.1215 in.
0.123 in.
0.1238 in.
(3.0861 mm)
(3.1242 mm)
(3.1445 mm)
Journal Clearance
0.007 in.
0.0015 in.
0.005 in.
(0.178 mm)
(0.0381 mm)
(0.127 mm)
Rod Bearings
Shell Thickness
0.093 in.
0942 in.
0.0947 in.
(2.362 mm)
(2.3927 mm)
(2.4054 mm)
Number of Undersizes
4
Each Undersize
0.010 in.
(0.254 mm)
Crankshaft Thrust Rings
Standard Thickness
0.245 in.
0.247 in.
(6.223 mm)
(6.274 mm)
1st Oversize Thickness
0.255 in.
0.257 in.
(6.477 mm)
(6.528 mm)
2nd Oversize Thickness
0.265 in.
0.267 in.
(6.731 mm)
(6.782 mm)
Crankshaft End Clearance
0.022 in.
0.007 in.
0.017 in.
(0.559 mm)
(0.178 mm)
(0.432 mm)
Connecting Rod
Crankpin Bore
Inside Diameter
3.3157 in.
3.3167 in.
(84.2187 mm)
(84.24418 mm)
Center-to-Center Length
11.998 in.
12.00 in.
(304.750 mm)
(304.800 mm)
3-6
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