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Connecting Rod - Large End Bore

  1. Tighten the bolts to specification, then measure the bore in two directions. The difference is the connecting rod bore out-of-round. Verify the out-of-round is within specifications.
    • Refer to the appropriate ENGINE article for the procedure.
    • If out of specification, install new components as necessary. Refer to the appropriate ENGINE article for the procedure.
    Fig 1: Measuring Bore Of Connecting Rod Large End
    G01623437Courtesy of FORD MOTOR CO.