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Picture of NGK R4118S-85 Racing Plug
Picture of NGK R4118S-85 Racing Plug
Picture of NGK R4118S-85 Racing Plug
Picture of NGK R4118S-85 Racing Plug
Picture of NGK R4118S-85 Racing Plug

NGK R4118S-85 Racing Plug

SKU #R4118S-85
ITEM #NGKR4118S-85
BRAND NGK
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This item has been discontinued.
  • Description
    NGK Racing Series plugs are engineered to withstand the harshest engine conditions. Fine wire center electrode provides enhanced ignitability. Gold palladium center electrode improves ignitability, increases durability and enhances 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.
  • Product Specifications
    • Shell
    • Thread Diameter14mm
    • Thread Pitch1.25mm
    • Reach19mm (3/4")
    • Hex Size13/16" (21mm)
    • Gap.026" (0.65mm)
    • Center Electrode
    • MaterialGold-Palladium
    • TypeFine Wire
    • Size1.0mm
    • ProjectionNon-Projected
    • Ground Electrode
    • MaterialNickel
    • TypeStandard
    • ShapeTaper Cut
    • Quantity1
    • Specifications
    • ResistorNo
    • Heat Range8.5
    • Part Information
    • BrandNGK/NTK
    • Warranty60 Days
  • Fitment

    Verify Fitment

    Automotive

    Sorry, no automotive applications are associated with this part.

    Powersports

    Sorry, no powersports applications are associated with this part.

    Non-Automotive

    Sorry, no non-automotive applications are associated with this part.