NGK Spark Plug DR8ESL Yamaha YFM400 Fp Big Bear 4X4 USA 2003-2004

The NGK B7ES spark plug for Yamaha YFM400 Fp Big Bear 4X4 USA 2003-2004 is built to deliver reliable ignition and consistent performance for a wide range of ATVs. Its advanced materials and design ensure optimal combustion, superior heat transfer, and long service life. Perfect for riders who demand quality, durability, and precision in their ATV spark plug.

• Trivalent metal plating for excellent anti-corrosion and anti-seize performance
• Pure alumina silicate ceramic insulator for top durability and thermal conductivity
• Triple gasket seals to eliminate compression leakage
• Corrugated ribs to prevent flashover
• Copper core ensures superior heat dissipation
• Ground electrode configuration: single, standard
• Central electrode projection: non-projected
• Terminal type: threaded stud
• Hex size: 19 mm (3/4")
• Thread size: 12 mm
• Thread length: 19.1 mm (3/4")
• Electrode gap: 0.7 mm (0.028")
• Heat range: 8
• Style: Standard with resistor
• NGK Code: 2923