- Copper Plus spark plug has a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plug
- Patented SAC-9 semi-conductor resistor for maximum EMI and RFI suppression
- Patented Ultraseal? coated shell for rust prevention
Kawasaki -- KDX 200 -- (1997, 1994, 1995, 1993, 1996); Kawasaki -- KDX 250 -- (1991); KTM -- 200 EGS -- (1998, 1999); KTM -- 125 EGS -- (1999, 1998); KTM -- 250 SX -- (1998, 1996, 1997); KTM -- 125 SX -- (2000, 1998, 1999, 1997, 2001); KTM -- 125 EXC -- (1997, 1999, 1998, 2000); KTM -- 200 EXC -- (1999, 1998, 2000); Polaris -- Sport 400 -- (1998, 1995, 1996, 1999, 1994, 1997); Polaris -- Trail Blazer 250 -- (1990); Polaris -- Xplorer 400 -- (1994, 2001, 1998, 1997, 1995, 1996, 1999, 2000, 2002); Polaris -- Big Boss 250 -- (1991, 1993, 1990, 1992, 1989); Polaris -- Trail Boss 250 -- (1985); Polaris -- Scrambler 400 4x4 -- (1995, 1998, 1999, 1996, 2000, 1997); Yamaha -- DT 80 -- (1983, 1984, 1982)