Procedures

STANDARD PROCEDURE - CHECKING AND REPAIRING CONNECTING RODS

NOTE: Connecting rods with blue discoloration, cross scores or notches must be replaced. Compensate for different weights by milling off the balancing weight.

1. Inspect connecting rod for discoloring, cross scores and notches.

NOTE: Connecting rod and bearing cap are marked in sets and attached with two sleeves.

2. Bolt connecting rod bearing cap to connecting rod. Tighten connecting rod bearing caps to initial specification.





MEASURING CONNECTING RODS

3. Using a dial indicator, measure connecting rod bearing basic bore, repair as necessary (Fig. 37).

NOTE: If excessive wear is present, press in new connecting rod bushings.

4. Measure connecting rod bushing inner diameter (Fig. 37).
5. Inspect wrist pin bushing.
6. Measure piston pin end play in connecting rod bushing.
7. Measure peak to valley height of connecting rod bushing on inside.