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Picture of NGK 7791 R0409B-8 Racing Plug
Picture of NGK 7791 R0409B-8 Racing Plug
Picture of NGK 7791 R0409B-8 Racing Plug
Picture of NGK 7791 R0409B-8 Racing Plug
Picture of NGK 7791 R0409B-8 Racing Plug

NGK 7791 R0409B-8 Racing Plug

SKU #R0409B-8
ITEM #NGK7791
BRAND NGK
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  • 0.7mm Gap
  • 12.7mm Threaded Reach

14 in stock

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$42.88
$42.81 USD

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  • Description
    NGK Racing Series plugs are engineered to withstand the harshest engine conditions. 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 Diameter10mm
    • Thread Pitch1.0mm
    • Seat TypeGasket
    • Reach19mm (3/4")
    • Hex Size5/8" (16mm)
    • Terminal TypeThreaded Stud
    • Overall HeightISO
    • Gap.028" (0.7mm)
    • Center Electrode
    • MaterialNickel
    • TypeFine Wire
    • Size1.3mm
    • ProjectionNon-Projected
    • Ground Electrode
    • MaterialNickel
    • TypeSlant
    • Quantity1
    • Specifications
    • ResistorYes
    • Resistor Value5k Ohm
    • Heat Range8
    • Features12.7mm Threaded Reach
    • Torque SpecsCast Iron: 7.2-10.8 lb. ft. Aluminum: 7.2-8.7 lb. ft.
    • Part Information
    • BrandNGK/NTK
    • Longevity30k Miles
  • Fitment

    Verify Fitment

    Automotive

    Sorry, no automotive applications are associated with this part.

    Powersports
    Non-Automotive

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