In racing circles, non resistor plugs actually give a slightly better spark which can help when the plugs are rated as cold.
In real life you wouldn’t notice any difference.
Cold plugs resist melting under racing conditions, hot plugs burn off combustion deposits better.
John
If you need to find a tradesperson to get your job done, please try our local search below,
or if you are doing it yourself you can find suppliers local to you.
Select the supplier or trade you require, enter your location to begin your search.
Please select a service and enter a location to continue...
Are you a trade or supplier? You can create your listing free at DIYnot Local