3-9 62--11052
Table 3-2. Wear Limits
MA
IMUM WE
R
PART NAME
BEFORE REPAIR
INCHES MM INCHES MM INCHES MM
SEAL END
End Play (Seal Removed) 0.034 0.8636 .013 0.3302 - -
Main Bearing Diameter 1.8760 47.6504 1.8754 47.6352 .002 0.051
Main Bearing Journal Diameter 1.8732 47.5793 1.8725 47.5615 .002 0.051
PUMP END
Main Bearing Diameter 1.3761 34.9529 1.3754 34.9352 .002 0.051
Main Bearing Journal Diameter 1.3740 34.8996 1.3735 34.8869 .002 0.051
CONNECTING ROD
Connecting Rod Diameter 1.3768 34.9707 1.3760 34.9504 .0020 0.051
Piston Pin Bearing 0.6883 17.4752 0.6878 17.4701 .001 0.0254
CRANKSHAFT
Crankpin Diameter 1.3740 34.8996 1.3735 34.8869 .0025 0.0635
Throw - Height (37 CFM) 0.9698 24.6329 0.9678 24.5821 - -
Throw - Height (41 CFM) 1.072 27.2288 1.070 27.1780 - -
THRUST WASHER (Thickness)
Pump End 0.145 3.6830 0.144 3.658 .0250 0.6350
Seal End 0.157 3.987 0.155 3.937 .0250 0.6350
CYLINDERS and PISTONS
Bore 2.001 50.8254 2.000 50.800 .002 0.051
Piston (Diameter) - - SeeFigure3-21 .002 0.051
Piston Pin (Diameter) 0.6882 17.4803 0.6877 17.4676 .001 0.025
Piston Ring Gap 0.013 0.3302 0.005 0.127 .025 0.635
Piston Ring Side Clearance 0.002 0.051 0.001 0.0254 .002 0.051
1.9960
1.9968
1.988
1.994
Figure 3-21. Piston Dimension (Wear Limits)