Brisk Silver Racing Spark Plug - 12 mm Thread - 26.1 mm R - Heat Range 12 - Gasket Seat - Resistor MR12S 24-VER-N-75 The cool dense air allows

The cool dense air allows your vehicle to run more efficiently

there are also left or right offset pushrod seat options

Chevy Corvette 1984-91

Includes -6AN fittings

Fuel Pump Adapters

Brisk Silver Racing Spark Plug - 12 mm Thread - 26.1 mm R - Heat Range 12 - Gasket Seat - Resistor MR12S 24-VER-N-75 The cool dense air allowsProduct Description: Spark Plug Silver Racing 12 mm Thread 26. 1 mm Reach Heat Range 12 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