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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Can I Use Platinum, Iridium or Ruthenium Plugs with Nitrous Injection?
Iridium - yes. Platinum - no. Ruthenium - maybe...
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Wasted Spark Ignition Systems
Does a wasted spark ignition system require special spark plugs?
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