Table 1-2. Repair and Replacement Standards -(Cont)
Components
Main bearings
Separate type thrust flanges
Front, intermediate, center, and rear
bearing wall thickness (standard bearings)
Bearing bore in cylinder block (without bearing,
cap in place, and capscrews tightened to
specified torque)
Connecting rod bearings:
Bore of bearing (with caps crews tightened to
specified torque)
Diameter of crankshaft connecting rod journals
Connecting rod bearing-to-journal clearance
(with capscrews tightened to specified torque)
Overall length of connecting rod bearings
Undersize bearings available for service
Bearing wall thickness (standard bearing)
Connecting rods:
Connecting rod length (center-to-center)
Bore of connecting rod bushing (finished bore)
Bearing bore (wit bout bearing, cap in place,
and capscrews tightened to specified torque)
Connecting rod bearing-to-crankshaft journal
clearance (with capscrews tightened to
specified torque)
Connecting rod width at lower end
Side clearance -to-crankshaft journal
Manufacturers
dimensions and
tolerances in
inches
Minimum
Maximum
Available in standard size
and 0.005, 0.010.0.015
oversize
0.1549
3.5607
2.7495
2.7470
0.001
1.195
0.002
0.010
0.020
0.040
0.10975
8.498
1.5027
2.9700
0.001
1.555
0.005
0.1554
3.5614
2.7510
2.7485
0.0035
1.205
0.11025
8.502
1 5032
2.9705
0.0035
1.557
0.010
Maximum
allowable
wear and
clearance
0.0019
- - --
0.0035
0.002
0.0045
0.010
- - - -
0.00175
----
0.001
- - --
0.0045
0.005
0.005
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