What's the difference between ruthenium and iridium spark plugs?

Spark plugs are made from many different materials. Ruthenium spark plugs are able to offer some different benefits from ...
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Here's What Makes Laser Iridium Spark Plugs Different From Standard Iridium Plugs

The engine in your car, truck, or SUV can run on either copper, platinum, or iridium spark plugs. You probably heard the hype around iridium plugs and how they manage to deliver solid sparks while ...
Motor Trend

E3 Spark Plugs - How It Works

For hot rodders, spark plugs are often nothing more than inspection tools that reveal whether an engine is running too rich, too lean, or just right. Street guys look for a nice tannish-brown tint on ...
Jalopnik

What's The Difference Between Copper And Iridium Spark Plugs

The automotive world has evolved in such a way that engines require spark plugs of a specific type. Using the wrong kind can lead to misfires and inefficiency, especially because spark plugs also come ...