NGK Spark Plug LFR6A 6668 for Watercraft (Pack of 10)

The Genuine 10 pack NGK V-Power 6668 Spark Plug is a high-quality spark plug designed for maximum performance. It features a unique v-cut in the center electrode that directs the spark to the edge of the electrode. This design helps the spark develop more rapidly, increasing ignitability and reducing quenching.

The spark plug has a shell thread size of 14mm and a thread pitch of 1.25mm. It has a gasket seat type and a resistor value of 5K Ohm. The reach of the spark plug is 26.5mm (1.04") and the hex size is 5/8" (16mm). The terminal type is solid and the overall height is ISO. The recommended gap for the spark plug is .035" (0.9mm).

The center electrode material is made of nickel and features a v-cut design. The size of the center electrode is 2.5mm and it is projected for optimal performance. The ground electrode material is also made of nickel and is of standard type. Each pack contains 10 spark plugs.

The NGK V-Power 6668 Spark Plug comes with a 1-year warranty and is built to last. The torque specifications for installation are as follows: for cast iron, the torque should be 18-25.3 lb. ft., and for aluminum, the torque should be 18-21.6 lb. ft. The heat range of the spark plug is 6, and it is designed to last for approximately 30,000 miles. It also features a built-in resistor.

Overall, the Genuine 10 pack NGK V-Power 6668 Spark Plug is a reliable and high-performance spark plug that will enhance the performance of your vehicle.

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