Looking for a top-quality, long-lasting spark plug for your watercraft? NGK has you covered with their LFR6A 6668 spark plug! This pack of 8 plugs is perfect for FX, FZR, FZS, VX, VXR, and VXS models. With a hex size of 16mm and a gap of 0.9mm, the NGK LFR6A 6668 is sure to give you the spark you need to keep your boat running smoothly. Plus, with a 5k ohm resistor value, you can be sure that your spark plugs will last for seasons to come. So don't wait - pick up a pack of NGK LFR6A 6668 spark plugs today and keep your boat running at its best!