- 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
Kawasaki -- EX250-F Ninja 250R -- (2004, 2005, 2006, 2002, 2003, 1999, 2007, 2001, 2000, 1998, 1993, 1988, 1995, 1990, 1989, 1992, 1994, 1997, 1996); Kawasaki -- EX250-E Ninja 250R -- (1986, 1987)