 | SPARK PLUGS NGK is the undisputed leader in Motorcycle Spark Plugs, with spark plugs for virtually every Motorcycle and Scooter application in the world. Utilizing a wide variety of materials, from standard copper-core type to Iridium, NGK is the world's leader in spark plug engineering and technology. NGK Spark Plugs are specified by more motorcycle manufacturers, including Honda, Yamaha, Suzuki, and Kawasaki. !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! If you are unsure of the correct plug you require please Contact Us. We cannot be held responsible for any damage caused the the use of the wrong spark plug. The appropriate NGK spark plugs are designed solely for use in automotive, motorcycle, marine, horticultural, agricultural, commercial, industrial and stationary engines. NGK spark plugs should not be used in aircraft engines. Resistor plugs should always be used where they are recommended by the manufacturers. The use of non-resistor plugs can, in some places, result in damage to electronic components. | |