- 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
KTM -- 50 Mini Adventure -- (2004, 2006, 2003, 2011, 2010, 2005, 2007, 2008, 2012, 2013, 2014, 2015, 2002, 2009); KTM -- 50 Junior Adventure -- (2002, 2008, 2003, 2004, 2005, 2006, 2007); KTM -- 50 Senior Adventure -- (2002, 2004, 2006, 2005, 2007, 2003, 2008); Kawasaki -- EX250 -- (1991, 1990, 1989); Kawasaki -- EL 250 E -- (1991, 1989, 1990)