NGK Resistor Racing Type Spark Plug - BR9EG - 3230
NGKs wide heat range results from using copper wire in place of the iron cores found in many conventional plugs
Copper dissipates heat quicker, cooling the electrode and insulator tip
Raised pre-ignition rating with high conduction copper and long nose insulator
Each meets the requirements of high-performance engines
Sold each
Specs for NGK Resistor Racing Type Spark Plug - BR9EG
Heat Range
9
Thread
14 mm
Type
Resistor
Units
Each
Weight
0.25 lbs