The ngk spark plug for honda atc250r lc 1985-1986 is part of the latest collection from ngk.Features: trivalent metal plating provides superior anti-corrosion and anti-seizing properties pure alumina silicate ceramic insulator, provides superior strength and better heat transfer triple seals prevent leakage corrugated ribs prevent flashover copper core aids in heat removal specifications: center electrode projection: non-projected center electrode type: standard electrical resistance: 5k ohms electrode tip material: nickel alloy ground electrode configuration: single ground electrode shape: standard heat range: 9 hex size: 20.6 Mm 13 16 model: br9es product name: spark plug spark gap imperial: 0.028 Spark gap metric: 0.7 Mm to fit: aprilia mojito 50 custom 2005 european models aprilia mx 50 2003 all models aprilia mx 50 2004 all models aprilia rs 50 1997 extrema european models aprilia rs 50 1998 extrema european models aprilia rs 50 1999 extrema european models aprilia rs 50 1999 replica american models aprilia rs 50 2000 extrema european models aprilia rs 50 2000 replica american models aprilia rs 50 2001 extrema european models aprilia rs 50 2001 replica american models aprilia rs 50 2002 replica all models aprilia rs 50 2003 replica all models aprilia rs 50 2004 replica all models aprilia rs 50 2005 replica all models aprilia rs 50 2006 european models aprilia rs 50 2007 european models aprilia rs 50 2008 european models aprilia rs 50 2009 european models aprilia rs 5...