Iridium Spark Plugs - 1999-2017 Twin Cam, 1986-2020 Sportster Models XS650 Springer Front Ends and cables are required on

and cables are required on most Harley-Davidson models

Product is professionally retail packed to ensure safe arrival to you without damage/scratches

If you are swapping these 40/60 tires onto a motorcycle that wasn't originally fitted with similar tires

not included

88" in diameter These don't fit all fuel caps

Iridium Spark Plugs - 1999-2017 Twin Cam, 1986-2020 Sportster Models XS650 Springer Front Ends and cables are required onIridium Spark Plugs 1999 2017 Twin Cam, 1986 2020 Sportster Models Iridium electrode is smaller than a standard electrode; requires less voltage Hotter spark and extended spark plug service life compared to conventional plugs Has the distinctive black ceramic with red lettering and gold colored corrosion protected coating on the metal shell Exceed OEM specifications for plug service life Sold as a pair NGK Reference # DCPR7EIX HD Reference # 6R12