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Spark Plug: Installation

  1. Using a gap gauge (1), gap the spark plugs to 1.00 mm (.039 in.) before installing them.
    Fig 1: Gapping Spark Plug
    G01838164Courtesy of DAIMLERCHRYSLER CORP.
  2. Tighten the spark plugs to 28 N.m (21 ft. lbs.).
  3. NOTE: A snap should be felt when a good connection is made between the cable and the spark plug.
  4. Install the spark plug cables.