- Accel's platinum plugs are made from state-of-the-art components
- Platinum tipped for longer life and durability that holds a precise gap even longer
- Knurled chromium-nickel alloy side wire for greater durability and greater spark with reduced voltage
- Pure copper core decreases fouling
- .040" Gap
- For 99-17 Twin Cam, 86-21 XL
(except 21 Sportster S/RH1250S)
NOTE: Not legal for sale or use in California on any pollution controlled motor vehicles.