Brisk Silver Racing XOR10S Spark Plug

XOR10S Brisk Racing Silver Spark Plug Brisk SKU  -  XOR10S Parameters: Thread Diameter 12mm Thread Reach 27mm-1.06" Hexagon 14mm-9/16" Seat Type Tapered Design Silver Racing Resistor Yes Projected No Heat Range  -  10 Brisk XOR10S Replaces:  Gappable spark plug for the 3 Valve Ford engines. The BRISK one piece shell design for the 2008-2010 Mustang & Ford Truck (4.6l & 5.4l, 3V) allows for easy setting of the spark plug gap, without requiring a specialized spark plug gapping tool, as well as unshrouding the spark plug flame allowing for better flame front dispersion thus improving power.   Brisk Silver Racing Spark Plugs have a smaller diameter silver core and conventional open spark hook type earth electrode give an outstanding performance in igniting high octane fuel mixture associated with alternative fuels like CNG, LPG, Propane, E85 blend, Alcohol, LNG, Race Fuels and Nitro.  Silver metal is the single best material for a spark plugs core electrode, as i