NGK R7437-9 Racing Spark Plug RS3 | TTRS | 1.8T · 2.0T | 2.5TFSI EVO

NGK Racing Series plugs are engineered to withstand the harshest engine conditions. These plugs will work best on cars that are tuned due to the colder heat range. 

Factory Gap .028" (0.7mm)

Spark Plug Specs:

Gap Size: 0.028
Manufacturer Heat Range: 9
Center Electrode Core Material: Copper Core
Center Electrode Tip Material: Iridium
Ground Electrode Core Material: Nickel Core
Ground Configuration: Standard
Ground Electrode Quantity: 1
Reach: 26.5mm
Resistance: 5K Ohm
Ground Electrode Tip Design: Taper Cut / Trapezoid
Insulator Height: 50.5
Seat Type: Gasket
Center Electrode Tip Material: Iridium
Hex Size: 5/8in
Thread Diameter: 14