# NGK Iridium IX Spark Plug Box of 4 (BR7HIX) 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 1995-2003 Aprilia Rally 50 (Air Cooled) Base 1993-2005 Aprilia Scarabeo 50 2T Base 2002-2005 Aprilia Scarabeo 50 4T Base 2001-2004 Aprilia Scarabeo 50 Ditech Base 2002-2003 Aprilia SR 50 Ditech Base 1999-2002 ATK 50 MX Base 1991-1996 Honda EZ90 Cub Base 1999-2002 Husqvarna CR50 Base 1941-1943 Indian 741 Base 1936-1953 Indian Chief Base 1936-1942 Indian Inline 4 Base 1936-1937 Indian Scout Base 1936-1942 Indian Sport Scout Base 1967-1969 Kawasaki C2SS Base 1967-1969 Kawasaki C2TR Base 1970-1975 Kawasaki G4TR Base 1976-1979 Kawasaki KD100M Base 1975-1976,1980-1984,1986-1987 Kawasaki KD80 Base 1976-1981 Kawasaki KM100 Base 1975-1976 Kawasaki KT250 Base 1976 Kawasaki KV100 Base 1976-1980 Kawasaki KV75 Base 1973-1975 Kawasaki MC1 Base 1974-1975 Kawasaki MC1M Base 1971-1972,1974-1975 Kawasaki MT1 Base 2005 LEM Beetlebug Base 2003-2004 LEM Cayman LC Base 2003-2005 LEM Cayman S6 Base 2003-2007 LEM Condor S6 Base 2013 LEM DX1 Base 2011,2013 LEM DX2 Base 2013 LEM DX2 Beta Base 2012 LEM DX2 J Beta Base 2011-2012 LEM DX2 Junior Base 2011 LEM DX2 SR Base 2011,2013 LEM DX3 Base 2013 LEM DX3 Beta Base 2011-2012 LEM DX3 Junior Base 2011 LEM DX3 SR Base 2004 LEM LX2 SR Base 2011 LEM NX3 Base 1973-1975 Moto-Ski Cadet 250 Base 1977 Moto-Ski Nuvik Base 1973 Moto-Ski Zephyr 340 Base 1973-1979 Ski-Doo Elan 250 Base 1974-1979 Ski-Doo Elan 250 Deluxe Base 1973-1974 Ski-Doo Elan 250E Base 1973-1974 Ski-Doo Elan 250T Base 1970 Ski-Doo Nordic 399 Base 1970 Ski-Doo Nordic 399E Base 1975 Ski-Doo Olympique 300S Base 1975 Ski-Doo Olympique 300T Base 1974 Ski-Doo Olympique 340 Base 1974 Ski-Doo Olympique 340E Base 1970 Ski-Doo Olympique 399 Base 1976 Ski-Doo Olympique Plus Base 1974 Ski-Doo TNT 340 Base 1971 Sno-Jet S/S Jet 338 Base 1972 Sno-Jet SST 338 Base 1972 Sno-Jet Star-Jet +2 338 Base 1971,1973 Sno-Jet Star-Jet 338 Base 1970 Sno-Jet Super-Jet 338 Base 1968-1970 Subaru 360 Base 1974 Suzuki 292 Nomad Base 1974-1975 Suzuki 340 Nomad Base 1978 Suzuki DS185 Base 1973-1977 Suzuki GT185 Base 1976-1977 Suzuki GT500 Base 1979-1980 Suzuki RM50 Base 1973-1977 Suzuki RV125 Base 1969-1972 Suzuki T250 Base 1971-1972 Suzuki T350 Base 1974-1977 Suzuki TC185 Base 1974-1976 Suzuki TM75 Base 1971-1975 Suzuki TS125 Base 1971-1979 Suzuki TS185 Base 1975-1977 Suzuki TS75 Base 1974-1975 Suzuki XR400 Base 1974-1975 Suzuki XR440 Base 2015-2018 Vespa Primavera 150 Base 2015-2018 Vespa Primavera 50 Base 2015-2016 Vespa Primavera Touring 150 Base 1992-2001 Yamaha CY50 Jog Base 1981-1983 Yamaha DT80 Base 1973 Yamaha EL433 Base 1972-1973 Yamaha EW433 Base 1970-1971 Yamaha G6S Base 1972 Yamaha G7S Base 1971 Yamaha GP396 Base 1976-1977 Yamaha GS340 Base 1973 Yamaha GT1 Base 1976-1980 Yamaha GT80 Base 1973-1979 Yamaha GTMX Base 1971 Yamaha JT1 Base 1971 Yamaha JT1L Base 1972 Yamaha JT2 Base 1972 Yamaha JT2MX Base 1972 Yamaha LS2 Base 1980-1982 Yamaha MX80 Base 1997 Yamaha RA700 WaveRaider Base 1997-2001,2006-2019 Yamaha SJ700 Super Jet Base 1972-1973 Yamaha SL292 Base 1969,1971-1974 Yamaha SL338 Base 1969 Yamaha SL396 Base 1970 Yamaha SW396 Base 1971-1973 Yamaha SW433 Base 1974 Yamaha TL433F Base 1987-1990 Yamaha WJ500 WaveJammer Base 1987-1993 Yamaha WR500 WaveRunner Base 1964-1965 Yamaha YJ1 Base 1964-1965 Yamaha YJ2 Base 1988-1992 Yamaha YSR50 Base 1974 Yamaha YZ80 Base ## Details - **Price:** 74.61 CAD - **Vendor:** NGK - **Type:** Spark Plugs ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 74.61 CAD | In stock | ## Images - Photo - Primary - Photo - Primary - Photo - out of package - Photo - out of package --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/ngk-iridium-ix-spark-plug-box-of-4-br7hix) > Updated: 2026-06-27