FixVault
Home › Mitsubishi › 2012 › Lancer Evolution MR › Repair and Diagnosis › Maintenance › Procedures › General - Lancer Evolution › Maintenance Service › 5. Spark Plugs (Replace)

5. Spark Plugs (Replace)

CAUTION: Iridium plugs are used. Use care not to damage the iridium tips of the plugs. Do not adjust the spark plug gap.
  1. Spark plugs must spark properly to assure proper engine performance and reduce exhaust emission level.

    Therefore, they should be replaced periodically with new ones.

    Spark plug type

    SPARK PLUG GAP SPECIFICATION

    Maker Identification No.
    NGK DLKR8B6
    Fig 1: Identifying Spark Plug Gap
    G00505478Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  2. The new plugs should be checked for the proper gap.

    Spark plug gap: 0.5 - 0.6 mm (0.020 - 0.023 inch) 

  3. Install the spark plugs and tighten to 18 ± 2 N.m (13 ± 1 ft-lb).
About FixVault