NGK R2558E-9 97537 Racing Spark Plug for BRZ FRS 86

NGK R2558E-9 racing spark plugs for BRZ, FRS and 86 models are specially designed for extreme conditions intended for racing use only. Sold individually. Price is for one plug, please adjust quantity as needed.

Known Fitments:
2013-2025 Subaru BRZ (2.0L/2.4L)
2013-2016 Scion FRS (2.0L)
2017-2025 Toyota 86, GT86, GR86 (2.0L/2.4L)

Quick Specs:
Part Number: R2558E-9
Stock Number: 97537
Heat Range: 9
Thread Size: 12mm
Pre-Gapped to: 0.028

More Info:
NGK Racing Series plugs are engineered to withstand the harshest engine conditions. Fine wire iridium tipped center electrode and platinum tipped ground electrode improve ignitability, increase durability and enhance anti fouling capabilities. Special insulator nose configurations improve throttle response. Corrugated ribs prevent flashover. Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer. Copper core aids in heat removal. Triple seals prevent leakage.

Shell:
Thread Diameter: 12mm
Thread Pitch: 1.25mm
Seat Type: Gasket
Reach: 26.5mm (1.04")
Hex Size: 9/16" (14mm)
Terminal Type: Solid
Gap: .028" (0.7mm)

Center Electrode:
Material: Iridium
Type: Fine Wire
Size: 1.0mm
Projection: Recessed

Ground Electrode:
Material: Platinum
Type: Slant
Quantity: 1

Specifications:
Resistor: Yes
Resistor: Value 5k Ohm

Torque Specs:
Cast Iron: 10.8-18 lb. ft.
Aluminum: 10.8-14.5 lb. ft.

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