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Home >> Kia >> 2002 >> Optima SE, 2.7 8 >> Repair and Diagnosis >> Engine Mechanical >> Lubrication System >> 2.7L V6 Engine >> Main Moving System >> Connecting Rod & Piston >> Installation >> Piston

Connecting Rod & Piston: Installation: Piston

  1. Install the spacer.
    Fig 1: Installing Spacer
    G00328006Courtesy of KIA MOTORS AMERICA, INC.
  2. Install the upper side rail. To install the side rail, first put one end of the side rail between the piston ring groove and spacer, hold it down firmly, and then press down on the portion which is to be inserted into the groove with a finger as shown in illustration.
    CAUTION: Do not use a piston ring expander when installing side rail in order to protect side rail.
    Fig 2: Installing Side Rail
    G00328007Courtesy of KIA MOTORS AMERICA, INC.
  3. Install the lower side rail by the same procedure as Step  2.
  4. Apply engine oil around the piston and piston rings.
  5. Using a piston ring expander, install the No. 2 piston ring.
    Fig 3: Installing Piston Rings
    G00328008Courtesy of KIA MOTORS AMERICA, INC.
  6. Install the No. 1 piston ring.
  7. Position each piston ring end gap as far away from neighboring gaps as possible. Make sure that the gaps are not positioned in the thrust and pin directions.
    Fig 4: Identifying Piston Gaps
    G00328009Courtesy of KIA MOTORS AMERICA, INC.
  8. Hold piston rings firmly in a piston ring compressor as they are inserted into cylinder.
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