Brisk Premium Racing Spark Plug - 12 mm Thread - 26.1 mm R - Heat Range 12 - Gasket Seat - Resistor MR12ZS AA0714AH2U57 Assembly accepts optional throttle linkage

Assembly accepts optional throttle linkage kit TIL72-790

Reduces Shift Throw by 18% over Stock

mounts in a body panel outside the drivers compartment

PerTronix D72000 Flame-Thrower HEI III GM 4 Pin Module with multiple sparks and digital rev-limiter

Brisk Premium Racing Spark Plug - 12 mm Thread - 26.1 mm R - Heat Range 12 - Gasket Seat - Resistor MR12ZS AA0714AH2U57 Assembly accepts optional throttle linkageProduct Description: Spark Plug Premium 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