Mercury – Quicksilver NGK IZFR6J Laser Iridium Spark Plug | Marine Ignition Component | Sold Individually | 843220Q MerCruiser-4-5L-MPI-Alpha-2012 Fresh gearcase seals add another

Fresh gearcase seals add another layer of defense by reducing the likelihood of water intrusion

this kit provides everything needed for a seamless upgrade

The results are impressive and fast

It’s an 8 oz tube

Between fuel sitting

Mercury – Quicksilver NGK IZFR6J Laser Iridium Spark Plug | Marine Ignition Component | Sold Individually | 843220Q MerCruiser-4-5L-MPI-Alpha-2012 Fresh gearcase seals add anotherMercury Quicksilver NGK IZFR6J Laser Iridium Spark Plug Marine Ignition Component Sold Individually 843220Q Overview The Quicksilver 843220Q NGK IZFR6J Laser Iridium Spark Plug is built to give your Mercury outboard dependable starts, smooth power, and long service life. Its the same high quality plug trusted by Mercury Marine for factory performance, designed to handle the heat and vibration of real world boating. Each plug comes pre gapped and ready