Spark plug heat ranges???
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New User
Joined: Sep 2001
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From: Honda tech, CA, USA
Spark plug heat ranges???
What does it mean to drop 1 heat range on the spark plugs ...Is that 1 heat range hotter or colder??? What is the heat range on ngk spark plugs for the B18C from the factory???
Junior Member
Joined: Apr 2001
Posts: 918
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From: SouthWest,, Florida, USA
Re: Spark plug heat ranges??? (DelsolVtec18)
You're probably talking about 1-step colder plugs. They're generally good for a couple more HP and allow the heat to transfer better for lower engine temperatures.
Honda-Tech Member
Joined: Jan 2000
Posts: 1,545
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From: Dublin, OH, USA
Re: Spark plug heat ranges??? (rainforest)
Go to http://www.ngksparkplugs.com/techinf...overviewp2.asp for some good information on spark plug heat ranges.
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