The EARHM38SE fine wire electrode plug is approved to work with both Electroair’s certified and experimental electronic ignition kits. The EAREM37HE spark plug is a large barrel plug and is pre-gapped to the optimal air gap for our high energy ignition system. All of our plugs use a solid core center electrode fused to the internal ceramic, insuring a high quality plug with a resistance of 5Kohms or less. The EARHM38SE is FAA/PMA.
DO NOT USE THESE SPARK PLUGS WITH MAGNETOS