Spark Plug heat conversions made easy!

Ever wonder how spark plug heat ranges convert across brands? It can be a pain when you need a new spark plug but you don’t know how your current heat range translate to a new brand. Well, below you will find a “heat range cross reference chart” that shows comparisons between 5 major brands of spark plugs. Opie Oils make it easy to find the plug you need!


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If you need to know which spark plugs are suitable for your vehicle, simply follow THIS LINK to our handy look up guide. Just enter your vehicle details to get started! Got a modified or track car? Not a problem, just give us a call on 01209 202 949 or drop us an email to and we’ll be happy to look into the best possible choice for you.

Until next time



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