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Home >> Kia >> 2004 >> Optima EX, 2.4 6 >> Repair and Diagnosis >> Engine Mechanical >> Lubrication System >> 2.4L 4-Cylinder Engine >> Main Moving System >> Connecting Rod >> Inspection
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Connecting Rod: Inspection

  1. When the connecting rod cap is installed, make sure that cylinder numbers put on the rod end cap at disassembly match.

    When a new connecting rod is installed, make sure that the notches for holding the bearing in place are on the same side.

    Fig 1: Identifying Connecting Rod Notches
    G00326801Courtesy of KIA MOTORS AMERICA, INC.
  2. Replace the connecting rod if it is damaged on the thrust faces at either end, and also if it has step wear in, or a severely rough surface on the inside diameter of the small end.