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Manufactures Proprietary Terms
  • Champion PowerSport

  • Champion Stainless Steel Plugs

  • EZ Start


    • Racing Plugs
  • Racing Plug Guide


    • Conversion Charts
  • Displacement Conversion Chart

  • Heat Range Interchange (NGK-Denso-Champion-Bosch)


    • Center Electrodes
  • Fine wire

  • Tapered


    • Ground Electrodes
  • V-trimmed

  • Angled ground

  • Cut back ground

  • Multi-ground


    • Resistor Types
  • CDI Resistor

  • Resistor


    • Precious Metal Types
  • Iridium

  • Platinum

  • Gold palladium


    • Plug Problems
  • Breakage

  • Erosion

  • Lead Erosion

  • Lead Fouling

  • Normal Plug Wear

  • Overheating

  • Shadowing

  • Fouling

  • Bridging

  • Deposits

  • Pre-ignition

  • Flashover

  • Quenching


    • Plug Properties
  • Thread

  • Reach

  • Hex

  • Terminal

  • Seat

  • Center electrode

  • Ground electrode

  • Copper core

  • Diameter


    • Ignition Anachronism
  • Wasted Spark Ignition

  • Radio Frequency Interference

  • RFI

  • Distributorless Ignition System

  • DIS

  • Capacitor Discharged Ignition


    • Glow Plugs
  • After Glow


    • Manufacturer's Numbering System
  • Champion


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    		Lead erosion is caused by lead compounds in the gasoline chemically reacting with the material of the electrodes in high temperatures. Typical lead erosion causes the surface of the ground electrode to become thinner, and the tip of the electrode looks as if it has been chipped.
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