How Do I Find a Colder or Hotter Plug?
Each spark plug has a unique heat range. How can you find a plug that is a hotter or colder heat range?...
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Learning Center
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Can I Use Platinum, Iridium or Ruthenium Plugs with Nitrous Injection?
Iridium - yes. Platinum - no. Ruthenium - maybe...
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How Long Do Champion Iridium Plugs Last?
Champion iridium spark plugs bring the features of OEM iridium long life plugs to the market...
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What Are the Different Champion Resistor Types?
What is the difference between Champion "FISS", "Q", "R" and "X" resistor types?
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Wasted Spark Ignition Systems
Does a wasted spark ignition system require special spark plugs?
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