Brisk Premium Racing Spark Plug - 14 mm Thread - 19 mm R - Heat Range 15 - Gasket Seat - Resistor DOR15LGS 7-1/8 136:1 Gear Ratio

136:1 Gear Ratio

improve the original design

Patriot Exhaust H3010 Muffler Smithy 22" 2" Inlet/Outlet

50 lb Spring Rate

Brisk Premium Racing Spark Plug - 14 mm Thread - 19 mm R - Heat Range 15 - Gasket Seat - Resistor DOR15LGS 7-1/8 136:1 Gear RatioProduct Description: Spark Plug Premium Racing 14 mm Thread 19 mm Reach Heat Range 15 Gasket Seat Resistor Sold Individually Since its founding in 1935, Brisk has been a leading innovator and producer of spark plugs. Serving both the OEM and the aftermarket and racing industries, Brisk offers a wide range of spark plugs for a variety of applications, including iridium, platinum, and yttrium. Brisk's silver center electrode technology makes them the