Detroit Diesel MBE 4000 Service Manual page 182

1.17 PISTON, PISTON RING, AND CONNECTING ROD
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3. Measure the inside diameter of the bushing bore in the small bore of the connecting
rod. If the measurement exceeds 57.019 mm (2.2448 in.), replace the connecting rod.
Refer to section 1.17.3.2.
NOTE:
The inside diameter of the bushing bore and the outside diameter of the bushing must
conform to the specifications listed in Table 1-33. This is necessary to obtain the
required interference fit.
Description
Inside Diameter of Bushing
Outside Diameter of Bushing
Inside Diameter of Bushing Bore
Bushing Interference Fit
Maximum Permissible Out-of-Round in Bushing Bore
Table 1-33 Bushing Specifications
4. Measure the outside diameter of the bushing. If the measurement exceeds 57.100 mm
(2.2480 in.), replace the bushing.
5. Measure the bushing bore in the connecting rod for deformation. If the bushing bore is
out-or-round by more than 0.01 mm (0.0004 in.), replace the connecting rod.
6. Rest the connecting rod on a flat surface. Using an appropriate drift, install the bushing in
the connecting rod.
7. Measure the inside diameter of the bushing. If the measurement is shorter than 52.05 mm
(2.049 in.), machine the inside contact surface of the bushing until the measurement is
correct.
1-134
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Dimensions: mm (in.)
52.05-52.07 (2.049-2.050)
57.080-57.100 (2.2472-2.2480)
57.000-57.019 (2.2441-2.2448)
0.061-0.100 (0.0024-0.0039)
0.01 (0.0004)
6SE412 0403 Copyright © 2004 DETROIT DIESEL CORPORATION
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All information subject to change without notice.
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