NGK Spark Plug-R2558E-9-97537
- 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 Size: 12mm
- Seat Type: Gasket
- Resistor Value: 5K Ohm
- Reach: 26.5mm (1.04")
- Hex Size: 9/16" (14mm)
- Terminal Type: Solid
- Gap: .028" (0.7mm)
Center Electrode
- Material: Iridium
- Type: Fine Wire
- Projection: Recessed
Ground Electrode
- Material: Platinum
- Type: Slant
- Quantity: 1
Specifications
- Warranty: 1 Year
- Torque Specs: Cast Iron: 10.8-18 lb. ft. Aluminum: 10.8-14.5 lb. ft.
- Brand: NGK
- Heat Range: 9
- Resistor: Yes
Customer Reviews
Payment & Security
Payment methods
Your payment information is processed securely.
We do not store nor have access to your credit card information.