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Champion 643 RB75N Industrial Spark Plug

SKU #RB75N
ITEM #CHA643
BRAND CHAMPION

This item has been discontinued.
  • Description
    Champion’s four-prong ground electrode insert significantly increases the spark surface area for extended plug life, without the cost of precious metals. Requires lower voltage than platinum plugs.
  • Product Specifications
    • Shell
    • Thread Diameter18mm
    • Thread Pitch1.5mm
    • Seat TypeGasket
    • Reach20.6mm (13/16")
    • Hex Size7/8" (22mm)
    • Terminal TypeSolid
    • Gap.012" (0.3mm)
    • Center Electrode
    • MaterialNickel
    • TypeOversized
    • Size3.8mm
    • ProjectionNon-Projected
    • Ground Electrode
    • MaterialNickel
    • TypeMulti-Ground
    • Quantity4
    • Specifications
    • ResistorYes
    • Resistor TypeSAC9
    • Heat Range75
    • Torque SpecsCast Iron: 32-38 lb. ft. Aluminum: 28-34 lb. ft.
    • Part Information
    • BrandChampion
    • Replacement GasketA-678
  • 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.

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