NGK 372 ZNAR6AIX-11 Iridium IX Spark Plug (4 Pack) Flashers Replaces lost R-134a refrigerant and

Replaces lost R-134a refrigerant and oil in automotive A/C system

V-Twin type engines – particularly those that are air-cooled and tend to run hotter than other types of engines

Interchangeable with GLM 72810 and Johnson/ Evinrude Outboard 0172522

Indicates side-to-side and front-to-back leveling

NGK 372 ZNAR6AIX-11 Iridium IX Spark Plug (4 Pack) Flashers Replaces lost R-134a refrigerant andNGK 5787 ILZKR7B 11S Laser Iridium Spark Plug (4 Pack) FITMENT SEARCH FEATURES NGK Iridium IX plugs offer extreme ignitibility and exceptional anti fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. The Iridium fine wire center electrode's