Description
Features
- Iridium-enhanced 0.6mm finewire design for improved ignitability, faster fuel combustion and a more focused ignition versus standard plugs
- Engineered to meet or exceed OE designs and withstand the extreme operating temperatures experienced during a powersports engine's combustion
- Up to 26 percent quicker starts compared to that of standard plugs and as much as 21 percent less hydrocarbon emissions than standard plugs, which promotes better fuel efficiency and horsepower
| 1985 | Harley Davidson | FLH Electra Glide |
| 1984 | Harley Davidson | FLH Electra Glide |
| 1999 | Harley Davidson | FLHR Road King |
| 1998 | Harley Davidson | FLHR Road King |
| 1997 | Harley Davidson | FLHR Road King |
| 1996 | Harley Davidson | FLHR Road King |
| 1995 | Harley Davidson | FLHR Road King |
| 1994 | Harley Davidson | FLHR Road King |
| 1999 | Harley Davidson | FLHRC Road King Classic |
| 1998 | Harley Davidson | FLHRC Road King Classic |
| 1993 | Harley Davidson | FLHS Electra Glide Sport |
| 1992 | Harley Davidson | FLHS Electra Glide Sport |
| 1991 | Harley Davidson | FLHS Electra Glide Sport |
| 1990 | Harley Davidson | FLHS Electra Glide Sport |
| 1989 | Harley Davidson | FLHS Electra Glide Sport |
| 1988 | Harley Davidson | FLHS Electra Glide Sport |
| 1987 | Harley Davidson | FLHS Electra Glide Sport |
| 1984 | Harley Davidson | FLHS Electra Glide Sport |
| 1999 | Harley Davidson | FLHT Electra Glide |
| 1998 | Harley Davidson | FLHT Electra Glide |
| 1997 | Harley Davidson | FLHT Electra Glide |
| 1996 | Harley Davidson | FLHT Electra Glide |
| 1995 | Harley Davidson | FLHT Electra Glide |
| 1987 | Harley Davidson | FLHT Electra Glide |
| 1986 | Harley Davidson | FLHT Electra Glide |
| 1999 | Harley Davidson | FLHTC Electra Glide Classic |
| 1998 | Harley Davidson | FLHTC Electra Glide Classic |
| 1997 | Harley Davidson | FLHTC Electra Glide Classic |
| 1996 | Harley Davidson | FLHTC Electra Glide Classic |
| 1995 | Harley Davidson | FLHTC Electra Glide Classic |
| 1994 | Harley Davidson | FLHTC Electra Glide Classic |
| 1993 | Harley Davidson | FLHTC Electra Glide Classic |
| 1992 | Harley Davidson | FLHTC Electra Glide Classic |
| 1991 | Harley Davidson | FLHTC Electra Glide Classic |
| 1990 | Harley Davidson | FLHTC Electra Glide Classic |
| 1989 | Harley Davidson | FLHTC Electra Glide Classic |
| 1988 | Harley Davidson | FLHTC Electra Glide Classic |
| 1987 | Harley Davidson | FLHTC Electra Glide Classic |
| 1986 | Harley Davidson | FLHTC Electra Glide Classic |
| 1985 | Harley Davidson | FLHTC Electra Glide Classic |
| 1984 | Harley Davidson | FLHTC Electra Glide Classic |
| 1999 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 1998 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 1997 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 1996 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 1995 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 1994 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 1993 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 1992 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 1991 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 1990 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 1989 | Harley Davidson | FLHTCU Electra Glide Ultra Classic |
| 1985 | Harley Davidson | FLHX Electra Glide Special |
| 1984 | Harley Davidson | FLHX Electra Glide Special |
| 1990 | Harley Davidson | FLST Softail Heritage |
| 1989 | Harley Davidson | FLST Softail Heritage |
| 1988 | Harley Davidson | FLST Softail Heritage |
| 1987 | Harley Davidson | FLST Softail Heritage |
| 1986 | Harley Davidson | FLST Softail Heritage |
| 1999 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1998 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1997 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1996 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1995 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1994 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1993 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1992 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1991 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1990 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1989 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1988 | Harley Davidson | FLSTC Softail Heritage Classic |
| 1999 | Harley Davidson | FLSTF Softail Fat Boy |
| 1998 | Harley Davidson | FLSTF Softail Fat Boy |
| 1997 | Harley Davidson | FLSTF Softail Fat Boy |
| 1996 | Harley Davidson | FLSTF Softail Fat Boy |
| 1995 | Harley Davidson | FLSTF Softail Fat Boy |
| 1994 | Harley Davidson | FLSTF Softail Fat Boy |
| 1993 | Harley Davidson | FLSTF Softail Fat Boy |
| 1992 | Harley Davidson | FLSTF Softail Fat Boy |
| 1991 | Harley Davidson | FLSTF Softail Fat Boy |
| 1990 | Harley Davidson | FLSTF Softail Fat Boy |
| 1996 | Harley Davidson | FLSTN Softail Heritage Special |
| 1995 | Harley Davidson | FLSTN Softail Nostalgia |
| 1994 | Harley Davidson | FLSTN Softail Nostalgia |
| 1993 | Harley Davidson | FLSTN Softail Nostalgia |
| 1999 | Harley Davidson | FLSTS Softail Heritage Springer |
| 1998 | Harley Davidson | FLSTS Softail Heritage Springer |
| 1997 | Harley Davidson | FLSTS Softail Heritage Springer |
| 1993 | Harley Davidson | FLTC Tour Glide Classic |
| 1992 | Harley Davidson | FLTC Tour Glide Classic |
| 1991 | Harley Davidson | FLTC Tour Glide Classic |
| 1990 | Harley Davidson | FLTC Tour Glide Classic |
| 1989 | Harley Davidson | FLTC Tour Glide Classic |
| 1988 | Harley Davidson | FLTC Tour Glide Classic |
| 1987 | Harley Davidson | FLTC Tour Glide Classic |
| 1986 | Harley Davidson | FLTC Tour Glide Classic |
| 1985 | Harley Davidson | FLTC Tour Glide Classic |
| 1984 | Harley Davidson | FLTC Tour Glide Classic |
| 1996 | Harley Davidson | FLTCU Ultra Classic Tour Glide |
| 1995 | Harley Davidson | FLTCU Ultra Classic Tour Glide |
| 1994 | Harley Davidson | FLTCU Ultra Classic Tour Glide |
| 1993 | Harley Davidson | FLTCU Ultra Classic Tour Glide |
| 1992 | Harley Davidson | FLTCU Ultra Classic Tour Glide |
| 1991 | Harley Davidson | FLTCU Ultra Classic Tour Glide |
| 1990 | Harley Davidson | FLTCU Ultra Classic Tour Glide |
| 1989 | Harley Davidson | FLTCU Ultra Classic Tour Glide |
| 1999 | Harley Davidson | FLTR Road Glide |
| 1998 | Harley Davidson | FLTR Road Glide |
| 1999 | Harley Davidson | FXD Dyna Super Glide |
| 1998 | Harley Davidson | FXD Dyna Super Glide |
| 1997 | Harley Davidson | FXD Dyna Super Glide |
| 1996 | Harley Davidson | FXD Dyna Super Glide |
| 1995 | Harley Davidson | FXD Dyna Super Glide |
| 1992 | Harley Davidson | FXDB-D Dyna Glide Daytona |
| 1991 | Harley Davidson | FXDB-S Dyna Glide Sturgis |
| 1992 | Harley Davidson | FXDC Dyna Super Glide Custom |
| 1999 | Harley Davidson | FXDL Dyna Low Rider |
| 1998 | Harley Davidson | FXDL Dyna Low Rider |
| 1997 | Harley Davidson | FXDL Dyna Low Rider |
| 1996 | Harley Davidson | FXDL Dyna Low Rider |
| 1995 | Harley Davidson | FXDL Dyna Low Rider |
| 1994 | Harley Davidson | FXDL Dyna Low Rider |
| 1993 | Harley Davidson | FXDL Dyna Low Rider |
| 1999 | Harley Davidson | FXDS-Conv Dyna Convertible |
| 1998 | Harley Davidson | FXDS-Conv Dyna Convertible |
| 1997 | Harley Davidson | FXDS-Conv Dyna Convertible |
| 1996 | Harley Davidson | FXDS-Conv Dyna Convertible |
| 1995 | Harley Davidson | FXDS-Conv Dyna Convertible |
| 1994 | Harley Davidson | FXDS-Conv Dyna Convertible |
| 1999 | Harley Davidson | FXDWG Dyna Wide Glide |
| 1998 | Harley Davidson | FXDWG Dyna Wide Glide |
| 1997 | Harley Davidson | FXDWG Dyna Wide Glide |
| 1996 | Harley Davidson | FXDWG Dyna Wide Glide |
| 1995 | Harley Davidson | FXDWG Dyna Wide Glide |
| 1994 | Harley Davidson | FXDWG Dyna Wide Glide |
| 1993 | Harley Davidson | FXDWG Dyna Wide Glide |
| 1999 | Harley Davidson | FXDX Dyna Super Glide Sport |
| 1984 | Harley Davidson | FXE Super Glide |
| 1985 | Harley Davidson | FXEF Fat Bob |
| 1994 | Harley Davidson | FXLR Low Rider Custom |
| 1993 | Harley Davidson | FXLR Low Rider Custom |
| 1992 | Harley Davidson | FXLR Low Rider Custom |
| 1991 | Harley Davidson | FXLR Low Rider Custom |
| 1990 | Harley Davidson | FXLR Low Rider Custom |
| 1989 | Harley Davidson | FXLR Low Rider Custom |
| 1988 | Harley Davidson | FXLR Low Rider Custom |
| 1987 | Harley Davidson | FXLR Low Rider Custom |
| 1994 | Harley Davidson | FXR Super Glide |
| 1993 | Harley Davidson | FXR Super Glide |
| 1992 | Harley Davidson | FXR Super Glide |
| 1991 | Harley Davidson | FXR Super Glide |
| 1990 | Harley Davidson | FXR Super Glide |
| 1989 | Harley Davidson | FXR Super Glide |
| 1988 | Harley Davidson | FXR Super Glide |
| 1987 | Harley Davidson | FXR Super Glide |
| 1986 | Harley Davidson | FXR Super Glide |
| 1985 | Harley Davidson | FXRC Low Glide |
| 1987 | Harley Davidson | FXRC Low Rider Chrome |
| 1986 | Harley Davidson | FXRD Grand Touring |
| 1984 | Harley Davidson | FXRDG Disc Glide |
| 1992 | Harley Davidson | FXRS Low Glide |
| 1991 | Harley Davidson | FXRS Low Glide |
| 1990 | Harley Davidson | FXRS Low Glide |
| 1989 | Harley Davidson | FXRS Low Glide |
| 1988 | Harley Davidson | FXRS Low Glide |
| 1987 | Harley Davidson | FXRS Low Glide |
| 1985 | Harley Davidson | FXRS Low Glide |
| 1984 | Harley Davidson | FXRS Low Glide |
| 1986 | Harley Davidson | FXRS Low Rider |
| 1993 | Harley Davidson | FXRS-Conv Low Rider Convertible |
| 1992 | Harley Davidson | FXRS-Conv Low Rider Convertible |
| 1991 | Harley Davidson | FXRS-Conv Low Rider Convertible |
| 1990 | Harley Davidson | FXRS-Conv Low Rider Convertible |
| 1993 | Harley Davidson | FXRS-SP Low Rider Sport |
| 1992 | Harley Davidson | FXRS-SP Low Rider Sport |
| 1991 | Harley Davidson | FXRS-SP Low Rider Sport |
| 1990 | Harley Davidson | FXRS-SP Low Rider Sport |
| 1989 | Harley Davidson | FXRS-SP Low Rider Sport |
| 1988 | Harley Davidson | FXRS-SP Low Rider Sport |
| 1987 | Harley Davidson | FXRS-SP Low Rider Sport |
| 1986 | Harley Davidson | FXRS-SP Low Rider Sport |
| 1992 | Harley Davidson | FXRT Sport Glide |
| 1991 | Harley Davidson | FXRT Sport Glide |
| 1990 | Harley Davidson | FXRT Sport Glide |
| 1989 | Harley Davidson | FXRT Sport Glide |
| 1988 | Harley Davidson | FXRT Sport Glide |
| 1987 | Harley Davidson | FXRT Sport Glide |
| 1986 | Harley Davidson | FXRT Sport Glide |
| 1985 | Harley Davidson | FXRT Sport Glide |
| 1984 | Harley Davidson | FXRT Sport Glide |
| 1985 | Harley Davidson | FXSB Low Rider - Belt |
| 1984 | Harley Davidson | FXSB Low Rider - Belt |
| 1999 | Harley Davidson | FXST Softail |
| 1990 | Harley Davidson | FXST Softail |
| 1989 | Harley Davidson | FXST Softail |
| 1988 | Harley Davidson | FXST Softail |
| 1987 | Harley Davidson | FXST Softail |
| 1986 | Harley Davidson | FXST Softail |
| 1985 | Harley Davidson | FXST Softail |
| 1984 | Harley Davidson | FXST Softail |
| 1999 | Harley Davidson | FXSTB Softail Night Train |
| 1999 | Harley Davidson | FXSTC Softail Custom |
| 1998 | Harley Davidson | FXSTC Softail Custom |
| 1997 | Harley Davidson | FXSTC Softail Custom |
| 1996 | Harley Davidson | FXSTC Softail Custom |
| 1995 | Harley Davidson | FXSTC Softail Custom |
| 1994 | Harley Davidson | FXSTC Softail Custom |
| 1993 | Harley Davidson | FXSTC Softail Custom |
| 1992 | Harley Davidson | FXSTC Softail Custom |
| 1991 | Harley Davidson | FXSTC Softail Custom |
| 1990 | Harley Davidson | FXSTC Softail Custom |
| 1989 | Harley Davidson | FXSTC Softail Custom |
| 1988 | Harley Davidson | FXSTC Softail Custom |
| 1987 | Harley Davidson | FXSTC Softail Custom |
| 1986 | Harley Davidson | FXSTC Softail Custom |
| 1999 | Harley Davidson | FXSTS Softail Springer |
| 1998 | Harley Davidson | FXSTS Softail Springer |
| 1997 | Harley Davidson | FXSTS Softail Springer |
| 1996 | Harley Davidson | FXSTS Softail Springer |
| 1995 | Harley Davidson | FXSTS Softail Springer |
| 1994 | Harley Davidson | FXSTS Softail Springer |
| 1993 | Harley Davidson | FXSTS Softail Springer |
| 1992 | Harley Davidson | FXSTS Softail Springer |
| 1991 | Harley Davidson | FXSTS Softail Springer |
| 1990 | Harley Davidson | FXSTS Softail Springer |
| 1989 | Harley Davidson | FXSTS Softail Springer |
| 1988 | Harley Davidson | FXSTS Softail Springer |
| 1997 | Harley Davidson | FXSTSB Softail Bad Boy |
| 1996 | Harley Davidson | FXSTSB Softail Bad Boy |
| 1995 | Harley Davidson | FXSTSB Softail Bad Boy |
| 1986 | Harley Davidson | FXWG Wide Glide |
| 1985 | Harley Davidson | FXWG Wide Glide |
| 1984 | Harley Davidson | FXWG Wide Glide |
| 1991 | Kawasaki | KAF 540 Mule 2030 |
| 1988 | Kawasaki | ZN1300 Voyager |
| 1987 | Kawasaki | ZN1300 Voyager |
| 1986 | Kawasaki | ZN1300 Voyager |
| 1985 | Kawasaki | ZN1300 Voyager |
| 1984 | Kawasaki | ZN1300 Voyager |
| 2005 | Moto Guzzi | California EV |
| 2004 | Moto Guzzi | California EV |
| 2003 | Moto Guzzi | California EV |
| 2002 | Moto Guzzi | California EV |
| 2001 | Moto Guzzi | California Special |
| 2005 | Moto Guzzi | California Stone |
| 2004 | Moto Guzzi | California Stone |
| 2003 | Moto Guzzi | California Stone |
| 2002 | Moto Guzzi | California Stone |
| 2003 | Moto Guzzi | California Stone Metal |
| 2002 | Moto Guzzi | California Stone Metal |
| 2005 | Moto Guzzi | California Stone Touring |
| 2004 | Moto Guzzi | California Stone Touring |
| 2010 | Moto Guzzi | California Vintage |
| 2009 | Moto Guzzi | California Vintage |
| 2008 | Moto Guzzi | California Vintage |
| 2000 | Moto Guzzi | V11 Jackal |
| 2000 | Moto Guzzi | V11 Quota |
| 2001 | Moto Guzzi | V11 Sport |
| 2000 | Moto Guzzi | V11 Sport |