markmurfie
Well-Known Member
Proper plug depends heavily on how the car will be driven. Using the colder plugs and doing a lot of short trips or long daily driving you are just going to foul the plugs out easier. Because of that you want the hottest plug possible. I don't think the kit came with plugs so if there is a risk of over heating them it's extremely minimal especially since you are not pushing the kit at all.
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