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 |
|---|---|---|---|
| 1986-1988 | Arctic Cat | Cheetah 530 L/C | Base |
| 2000 | Arctic Cat | Powder Special 700 | Base |
| 2000 | Arctic Cat | Powder Special 700 LE | Base |
| 2000 | Arctic Cat | ZL 700 | Base |
| 2000 | Arctic Cat | ZR 700 | Base |
| 2000 | Arctic Cat | ZR 700 LE | Base |
| 2000 | Arctic Cat | ZR 700 LE Reverse | Base |
| 1979-2007 | Honda | CR125R | Base |
| 1978-2007 | Honda | CR250R | Base |
| 1986-2002 | Honda | CR80R | Base |
| 2003-2007 | Honda | CR85R | Base |
| 2003-2006 | Honda | CR85RB Expert | Base |
| 1974-2005 | Kawasaki | KX125 | Base |
| 1974-1976,1978-2007 | Kawasaki | KX250 | Base |
| 1978 | Ski-Doo | Blizzard 6500 Plus | Base |
| 1979 | Ski-Doo | Blizzard 7500 Plus | Base |
| 1979 | Ski-Doo | Blizzard 9500 Plus | Base |
| 1996-1997 | Ski-Doo | Formula III | Base |
| 1996-1997 | Ski-Doo | Formula III LT | Base |
| 1999-2000 | Ski-Doo | Grand Touring 800 SE | Base |
| 1996-1997 | Ski-Doo | Mach 1 | Base |
| 1996-1999 | Ski-Doo | Mach Z | Base |
| 1999 | Ski-Doo | Tundra | Base |
| 1998 | Ski-Doo | Tundra II LT | Base |
| 1986-2001 | Suzuki | RM80 | Base |
| 2002 | Suzuki | RM85 | Base |
| 1984-2001 | Yamaha | YZ80 | Base |
| 2002-2004 | Yamaha | YZ85 | Base |