NGK LFR4A-E Standard Spark Plug (6499)

Features

• NGK V-Power Spark Plugs feature a “V” cut in the center electrode that helps direct ignition spark to the edge of the electrode to aid spark development increase ignitability and reduce quenching
• Check your engine owner’s manual for the correct spark plug and use only the plug as recommended by your engine’s original equipment manufacturer
• This spark plug meets Mercury Marine original equipment manufacturer specifications to best protect your engine and ensure its optimum performance
• Don’t just clean used spark plugs, replace them with new plugs for better performance
• Don’t just clean used spark plugs, replace them with new plugs for better performance