Spark Plug Wire Set for Mercruiser Thunderbolt V6 and Delco EST V6 Replaces 84-816761Q16

ACDelco Specialty Marine Spark Plugs are everyday replacement plugs designed for reliability and efficient performance in jet boats, inboards, outboards, and personal watercraft. They can maintain stable operating temperatures under varying loads. Their high-quality copper core and outstanding suppression characteristics deliver reliable performance.

Made by AC Delco with nickel alloy tip, copper core and ribbed suppressor seal for durability and performance
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
Don’t just clean used spark plugs, replace them with new plugs for better performance
Replace all the engine plugs at the same time
Fit type: Vehicle Specific
Made by AC Delco with nickel alloy tip, copper core and ribbed suppressor seal for durability and performance
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
Don’t just clean used spark plugs, replace them with new plugs for better performance
Replace all the engine plugs at the same time
Fit type: Vehicle Specific

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