Ngk 3949 Racing Series Spark Plug - R6254E-105 toys 1981-1982 Harley Davidson FXB Sturgis

1981-1982 Harley Davidson FXB Sturgis

2003-2009 Yamaha WR250F

Based on the legendary Big Horn and Big Horn 2

1998-1999 Suzuki LT-F250 QuadRunner

2017 Arctic Cat M 8000 Mountain Cat 162

Ngk 3949 Racing Series Spark Plug - R6254E-105 toys 1981-1982 Harley Davidson FXB SturgisSpark Plug Code: R6254E 105 Ngk Racing series plugs are engineered to withstand the harshest engine conditions. Special insulator nose configurations improve throttle responce. Corrugated ribs prevent flashover. Pure alumina silicate ceramic insulator provides superior strength and better heat transfer. Copper core aids in heat removal. Triple seals prevent leakage.