The denso u-groove spark plug for kymco bet & win 250 2004-2009 is part of the latest collection from denso.Features: 100 percent pre-fired to ensure reliable operation copper core center electrode for superior thermal conductivity unique five-rib insulator reduces flashover and decreases voltage loss dual copper and glass seal bonds the center electrode and insulator together for a gas-tight seal. Original equipment in automotive applications specifications: center electrode projection: projected center electrode type: standard electrode tip material: nickel alloy ground electrode shape: u-groove heat range: 22 hex size imperial: 11 16 hex size metric: 17.5 Mm hex size: 17.5 Mm 11 16 model: x22epr-u9 product name: spark plug research value: finalized riding style: adventure touring dual-sport atv off-road snow street utv watercraft to fit: beta eikon 150 1999 european models beta eikon 150 2000 european models beta eikon 150 2001 european models beta eikon 150 2002 european models beta eikon 150 2003 european models beta eikon 150 2004 european models beta eikon 150 2005 european models bmw k 1100 lt 1990 european models bmw k 1100 lt 1991 european models bmw k 1100 lt 1992 all models bmw k 1100 lt 1993 all models bmw k 1100 lt 1994 special edition all models bmw k 1100 lt 1994 all models bmw k 1100 lt 1995 special edition all models bmw k 1100 lt 1995 all models bmw k 1100 lt 1996 special edition all models bmw k 1100 lt 1996 all models bmw k 1100 lt 1997 highline all m...