NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1997-2002,2006-2009 | Aprilia | RS 125 | Base |
| 1993-1995 | Aprilia | RS 125 R Extrema | Base |
| 2004-2005 | Aprilia | Tuono 125 | Base |
| 2003 | Arctic Cat | AC 440 Sno Pro | Base |
| 1988-1989 | Arctic Cat | Wildcat 650 | Base |
| 1989 | Arctic Cat | Wildcat Mountain Cat | Base |
| 2001 | ATK | 125 CC | Base |
| 2003 | ATK | 125 DS | Base |
| 2002-2003 | ATK | 125 Enduro | Base |
| 2000 | ATK | 125 LQ | Base |
| 2003 | ATK | 125 PE | Base |
| 1977-1979 | Bultaco | Pursang 250 | Base |
| 1977-1979 | Bultaco | Pursang 370 | Base |
| 2003 | Cobra | CH2 | Base |
| 2003 | Cobra | PW3 | Base |
| 1986-2002 | Honda | CR80R | Base |
| 1996-2002 | Honda | CR80RB Expert | Base |
| 2003-2007 | Honda | CR85R | Base |
| 2007 | Honda | CR85RB Expert | Base |
| 1992,1996-1997 | Husqvarna | WXC 125 | Base |
| 1990-1991,1994-1997 | Husqvarna | WXE 125 | Base |
| 1970-1971 | Kawasaki | H1 Mach III | Base |
| 1983-1990 | Kawasaki | KX125 | Base |
| 2000-2009,2011-2019 | Kawasaki | KX65 | Base |
| 1996 | KTM | 125 EXC | Base |
| 1995-1997 | KTM | 125 SX | Base |
| 1979 | Suzuki | PE175 | Base |
| 1979 | Suzuki | PE250 | Base |
| 2004-2005 | Suzuki | RM65 | Base |
| 1986-2001 | Suzuki | RM80 | Base |
| 2002-2009,2012,2015-2017 | Suzuki | RM85 | Base |
| 2003-2008,2012 | Suzuki | RM85L | Base |
| 1977-1978 | Yamaha | IT175 | Base |
| 1975 | Yamaha | SR292 | Base |
| 1976-1981 | Yamaha | YZ100 | Base |
| 1976-1981 | Yamaha | YZ125 | Base |
| 1984-2001 | Yamaha | YZ80 | Base |
| 2002-2020 | Yamaha | YZ85 | Base |