NGK is the leader in motorcycle spark plugs, with spark plugs for virtually every motorcycle. The Standard spark plug is considered the workhorse at the heart of smooth-running engines around the world.
- Triple-gasket sealing process
- Consistent performance
- Spark plug of choice in millions of motorcycles
- Specified by more motorcycle manufacturers than any other spark plug company
- sold each
Note
2 steps cooler: 99-17 Twin Cam. 08-12 XR1200. 02-17 V-Rod.
1 step cooler: 89-92 Buell RS1200; 97-02 M2 Cyclone; 96-98 S1 White Lightning; 94-95 S2 Thunderbolt; 97-02 S3 Thunderbolt; 98-02 X1 Lightning.