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by kevinduke
Fri May 05, 2023 1:42 pm
Forum: Mechanics, spanners, twiddling and twirling tools
Topic: Sparks plugs.... What are the actual differences?
Replies: 19
Views: 443

Re: Sparks plugs.... What are the actual differences?

The major difference is heat range and longevity. Iridium spark plugs are best, and they last for over 100,000 miles, while copper spark plugs last only 15,000 to 20,000 miles. Also, iridium spark plugs generate powerful sparks and ignite the fuel instantly. You might notice power output difference ...