NGK Spark Plugs, CR7E #4578, 4/pk alt-37-6744 as well as most standard

as well as most standard size bottles

While the end gland wrench is conveniently adaptable to fit both 4-hole and 8-hole end glands

and a protective coating safeguards the charger from harsh marine elements

achieving rated performance at 12V vs

Manufacturer part number 50-19521

NGK Spark Plugs, CR7E #4578, 4/pk alt-37-6744 as well as most standardStandard spark plugs are chosen by more automotive, motorcycle and marine engine manufacturers than any other. The unique copper core and exclusive electrode design assure fast starts, peak performance and long life. Triple gasket sealing process eliminates gas leakage past the shell 99% Highly pure alumina silicate insulator Solid copper core Corrugated ribs to prevent flash over Cold rolled threads to prevent damage to cylinder head Trivalent