- Superior construction for serious power
- Versatile plugs with wide operating heat ranges prevent fouling from running too cool and preignition from running too hot
- Features high alumina ceramics for improved heat dissipation and electrical insulation, deep-seated copper core for a wider heat range and a nickel alloy tip for longer life
Ski-Doo -- TNT 640 w/Slides -- (1970, 1976, 1971, 1978, 1972, 1975, 1973, 1969, 1974, 1977); Ski-Doo -- Alpine 640ER -- (1973, 1976, 1982, 1970, 1971, 1980, 1969, 1979, 1974, 1972, 1975, 1977, 1978, 1981); Ski-Doo -- Alpine 640 -- (1970, 1979, 1972, 1975, 1983, 1977, 1985, 1973, 1976, 1986, 1987, 1969, 1974, 1978, 1980, 1982, 1971, 1981); Ski-Doo -- TNT 669 -- (1972, 1969, 1971, 1973, 1970); Ski-Doo -- Blizzard 250 -- (1981, 1970, 1982, 1983, 1978, 1971, 1980, 1984, 1979); Ski-Doo -- Blizzard 250 Super Stock -- (1981, 1971, 1980, 1982, 1979, 1983, 1984, 1978); Ski-Doo -- Tundra 250 -- (1986, 1988, 1992, 1990, 1987, 1991, 1989); Ski-Doo -- Alpine 250 -- (1964, 1973, 1975, 1976, 1987, 1977, 1974, 1982, 1985, 1986, 1978, 1979, 1983, 1980, 1981, 1965); Ski-Doo -- Citation 250 -- (1982, 1990, 1981, 1979, 1983, 1987, 1989, 1978, 1985, 1991, 1980, 1986, 1984, 1988); Ski-Doo -- Elan 250 -- (1971, 1974, 1981, 1973, 1983, 1976, 1982, 1984, 1991, 1993, 1994, 1996, 1972, 1975, 1979, 1970, 1995, 1977, 1980, 1989, 1990, 1978, 1985, 1987, 1992, 1986, 1988); Ski-Doo -- Elan 250 Deluxe w/bogies -- (1983, 1992, 1994, 1995, 1974, 1978, 1980, 1985, 1989, 1976, 1977, 1979, 1981, 1987, 1986, 1991, 1984, 1988, 1993, 1975, 1982, 1990, 1996); Ski-Doo -- Elan 250 Deluxe w/Slides -- (1983, 1988, 1994, 1977, 1987, 1991, 1979, 1982, 1995, 1996, 1974, 1980, 1989, 1976, 1978, 1984, 1981, 1985, 1990, 1992, 1993, 1975, 1986); Ski-Doo -- Elan 250E -- (1975, 1978, 1984, 1985, 1994, 1973, 1974, 1982, 1995, 1971, 1979, 1986, 1988, 1991, 1992, 1981, 1977, 1980, 1989, 1987, 1970, 1976, 1996, 1972, 1983, 1990, 1993); Ski-Doo -- Olympic 250 -- (1963, 1965, 1975, 1984, 1991, 1992, 1998, 1974, 1986, 1990, 1995, 1996, 1966, 1967, 1980, 1994, 1997, 1969, 1971, 1983, 1993, 1978, 1979, 1977, 1981, 1985, 1989, 1968, 1970, 1973, 1976, 1982, 1964, 1972, 1987, 1988); Ski-Doo -- TNT 250 -- (1973, 1977, 1969, 1970, 1972, 1978, 1974, 1971, 1976, 1975); Ski-Doo -- Skandic 300 -- (1986, 1983, 2007, 2008, 2010, 2006, 2009, 1984, 1985); Ski-Doo -- Alpine 300 -- (1966, 1987, 1977, 1983, 1986, 1980, 1982, 1981, 1976, 1985, 1967, 1968, 1975); Ski-Doo -- Citation 300 -- (1978, 1987, 1979, 1985, 1984, 1980, 1982, 1983, 1986, 1988, 1989, 1981); Ski-Doo -- Elan 300 -- (1974, 1975, 1986, 1991, 1971, 1985, 1993, 1981, 1995, 1977, 1978, 1979, 1987, 1996, 1994, 1973, 1980, 1988, 1992, 1976, 1982, 1983, 1972, 1984, 1989, 1990); Ski-Doo -- Olympic 300 12/3 -- (1976, 1987, 1999, 1991, 1995, 1997, 1970, 1972, 1988, 1994, 1998, 1971, 1974, 1980, 1981, 1982, 1986, 1989, 1990, 1973, 1975, 1977, 1983, 1985, 1993, 1978, 1979, 1984, 1992, 1996); Ski-Doo -- Olympic 300 w/Bogies -- (1967, 1973, 1975, 1971, 1974, 1968, 1972); Ski-Doo -- Super Olympic 300 -- (1966, 1967); Ski-Doo -- TNT 640 w/Bogies -- (1969, 1971, 1973, 1974, 1978, 1976, 1977, 1970, 1972, 1975); Ski-Doo -- TNT 640 S w/Slides -- (1969, 1971, 1973, 1970, 1972); Ski-Doo -- Blizzard 640 -- (1978, 1982, 1979, 1980, 1971, 1981, 1983, 1970, 1984); Ski-Doo -- Nordic 640 ER -- (1973, 1972, 1974); Ski-Doo -- Blizzard 250 X LC -- (1978, 1977, 1980, 1983, 1981, 1984, 1979, 1982); Ski-Doo -- Citation 250E -- (1988, 1986, 1989, 1990, 1991, 1985, 1987); Ski-Doo -- Safari 250 -- (1986, 1987, 1984, 1990, 1985, 1989); Ski-Doo -- Freeride 300 -- (2008, 2007, 2006); Ski-Doo -- Valmont 640ER -- (1970, 1972, 1971); Ski-Doo -- Tundra II 250 LT F/C -- (1997, 1998, 1999); Ski-Doo -- Olympic 300 Mono w/Bogies -- (1977, 1974, 1976, 1973, 1975); Ski-Doo -- TNT 669 F/C -- (1969); Ski-Doo -- Olympic 300 S w/Bogies -- (1970, 1971); Ski-Doo -- Olympic 300 S w/Slides -- (1971); Ski-Doo -- Nordic 640 ER w/Bogies -- (1972); Ski-Doo -- Olympic 300 w/Slides -- (1972); Ski-Doo -- Olympique 300 -- (1970, 1971, 1965, 1979, 1966, 1967, 1969, 1978, 1974, 1973, 1972, 1975, 1976, 1968, 1977); Ski-Doo -- Olympic 335 w/Bogies -- (1970, 1979, 1980, 1972, 1976, 1978, 1982, 1973, 1981, 1974, 1977, 1971, 1975, 1983); Ski-Doo -- Olympic 335 w/Slides -- (1972); Ski-Doo -- Olympic 335 E w/Slides -- (1971, 1972, 1970); Ski-Doo -- Skandic 335 w/Bogies -- (1970, 1971, 1972, 1973); Ski-Doo -- Alpine 440R -- (1972, 1973, 1970, 1971, 1974); Ski-Doo -- Olympic 440 Plus -- (1978, 1976, 1977, 1979); Ski-Doo -- Alpine 440ER -- (1972, 1973, 1974, 1970, 1971); Ski-Doo -- Valmont 440ER -- (1972, 1973, 1971); Ski-Doo -- Olympic 335 E w/Bogies -- (1970, 1971, 1972); Ski-Doo -- Valmont 440R -- (1971, 1972, 1973); Ski-Doo -- Olympic 320 E -- (1969); Ski-Doo -- TNT 440 FA -- (1977); Ski-Doo -- Olympic 440 Plus w/Slides -- (1976)