Manufacturer's dimensions
and tolerance in inches
Desired Clearance
Maximum allowable wear
and clearance over max.
desired clearance
Min.
Max.
Max.
Min.
Cylinders:
2.6245
Bore, low-pressure
2.6255
.0065
.003
.002
1.7505
1.7495
Bore, High-pressure
.0055
.002
.002
...
...
Out-of-round
.001
.000
...
Taper
...
...
.001
.000
...
Crankshaft:
Journal (rod) size
1.0005
.0030
.9995
.001
.0005
Taper
.001
.000
Out-of-round
.001
.0001
End Play
.0030
.0005
.0030
.000
.0005
Pistons and Pins:
2.6200
Piston, low-pressure
.0065
.002
.003
2.6190
Piston, high-pressure
1.7465
1.7475
.0055
.002
.002
Pin, low-pressure
.5628
.5633
.0003
.0001
.0001
.5628
Pin, high-pressure
.5633
.0003
.0001
.0001
Bearing, Connecting Rod:
1.0013
1.0023
Bearing, id
.0030
.0001
.0005
...
Bearing, side clearance
.062
...
.005
.005
