NGK Spark Plugs - #6544 - IMR9D9H Mercury-200HP-Verado-6-CYL-2010 No remote fill required

No remote fill required

Superior helm strength with a smooth feel and low effort

Low Freeboard fenders can be tied over the cleat to position it higher on the boat

Locks in "up" position for cruising

burns cleaner

NGK Spark Plugs - #6544 - IMR9D9H Mercury-200HP-Verado-6-CYL-2010 No remote fill requiredOriginal equipment on many late model applications Iridium at the fine wire center electrode and platinum at the ground electrode provides maximum durability and performance The platinum at the ground electrode adds extra protection against plug wear and gap erosion Sold in standard pack only WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more