Go to NGK Spark Plugs USA


Racing Plugs
  • NGK Racing Plug Recommendations

  • Choosing A Racing Plug

  • Installation Guide

  • 2007 NGK Racing Plug Catalog

  • NGK U.S. Racing Plug Chart


    • Special Plug Features
  • Bi-Hex


    • Conversion Charts
  • Displacement Conversion Chart

  • NGK Racing Wires

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


    • Center Electrodes
  • Fine wire

  • Ultra-fine

  • Taper cut

  • V-Power


    • Ground Electrodes
  • Double Fine Electrode

  • trapezoid

  • Cut back ground

  • Tapered cut

  • Angled ground strap

  • Multi-ground

  • Supplementary gap

  • Intermittent discharge

  • Semi-surface discharge

  • Surface discharge


    • Resistor Types
  • Resistor

  • Inductive resistor


    • Precious Metal Types
  • Platinum

  • Gold palladium

  • Iridium


    • Plug Problems
  • Breakage

  • Erosion

  • Lead Erosion

  • Lead Fouling

  • Melting

  • Normal Plug Wear

  • Overheating

  • Shadowing

  • Corona Stain

  • 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

  • ISO

  • JIS

  • Distributorless Ignition System

  • DIS

  • Capacitor Discharged Ignition

  • CDI


    • Glow Plugs
  • Quick-start type

  • Standard sheathed type

  • QGS sheathed type

  • Self-regulating sheathed type

  • After Glow

  • Ceramic Glow Plugs


    • Oxygen Sensors
  • Signal

  • Planar

  • Air Fuel Sensor

  • Flanged

  • Non-Flanged

  • 1 Wire

  • 2 Wire

  • 3 Wire

  • 4 Wire

  • Cross Count

  • stoichiometric

  • air/fuel ratio

  • Lambda Sensor

  • Titania

  • Universal Oxygen Sensor

  • Zirconia

  • Wide Band Oxygen Sensor

  • 5 Wire Oxygen Sensor

  • Reading old oxygen sensors

  • Oxygen Sensor Diagnostic Testing

  • NTK OE Identical Oxygen Sensor Installation Instructions

  • NTK Universal O2 Sensor Installation Instructions


    • Manufacturer's Numbering System
  • NGK


    		•
       

       


    		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.
    sparkplugs.com
    P.O. Box 772
    Sun City, CA 92586
    Toll Free Phone Number: 888-800-9629
    Out of U.S. call 951-672-8501
    Sparkplugs.comTM 2009. All rights reserved.  


    Home   View Cart   Ordering Info   Contact Us   FAQ   Spark Plug 411   Advanced Tuners
      Site Terms   Privacy Policy   Site Disclaimer