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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.
- RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
- Trivalent metal plating for superior anti-corrosion and anti-seizing properties
- Outstanding acceleration, high fuel efficiency and durability
- Fine iridium tip ensures durable and consistent spark
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1992 | Ducati | 888 Strada | Base |
| 1980-1981 | Honda | CB900C Custom | Base |
| 1981 | Honda | CB900F Super Sport | Base |
| 1985-1986,1988-1990 | Kawasaki | EN450A 454 LTD | Base |
| 1990-1996 | Kawasaki | EN500 Vulcan 500 | Base |
| 1996-2009 | Kawasaki | EN500C Vulcan 500 LTD | Base |
| 1994-1996 | Kawasaki | EX500 Ninja 500 | Base |
| 1997-2009 | Kawasaki | EX500 Ninja 500R | Base |
| 1981-1982 | Kawasaki | KZ305 CSR | Base |
| 1982 | Kawasaki | KZ305B CSR Belt | Base |
| 1987-1988 | Kawasaki | KZ305B LTD | Base |
| 1986-1987 | Kawasaki | ZL600 Eliminator | Base |
| 1990-1991 | Kawasaki | ZR550 Zephyr | Base |
| 1991-1992 | Kawasaki | ZR750C Zephyr | Base |
| 1985-1997 | Kawasaki | ZX600 Ninja 600R | Base |
| 1990-1997 | Kawasaki | ZX600 Ninja ZX-6 | Base |
| 1995-1997 | Kawasaki | ZX600 Ninja ZX-6R | Base |
| 2003-2004 | KTM | 660 Rally | Base |
| 1992-1993 | Lamborghini | Diablo | Base |
| 1994 | Lamborghini | Diablo | SE30 |
| 1994-1996 | Lamborghini | Diablo | VT |
| 1998 | Moto Guzzi | V10 Centauro GT | Base |
| 1998 | Moto Guzzi | V10 Centauro Sport | Base |
| 1980-1981 | Suzuki | GS250T | Base |
| 1982-1983 | Suzuki | GS300L | Base |
| 1983-1986 | Suzuki | GS550E | Base |
| 1983-1986 | Suzuki | GS550ES | Base |
| 1983-1986 | Suzuki | GS550L | Base |
| 1997-2005 | Suzuki | GSF1200S Bandit | Base |
| 1989-1992 | Suzuki | GSX-R1100 | Base |
| 1986-1987 | Suzuki | GSX-R750 | Base |
| 1988-1993 | Suzuki | GSX1100F Katana | Base |
| 1991-1993 | Suzuki | GSX1100G | Base |
| 1983 | Suzuki | XN85 Turbo | Base |
| 1973-1974 | Yamaha | TX500 | Base |