Does changing spark plugs improve gas mileage?

Answer On One Hand: Plugs Degrade Over TimeSpark plugs are wear items. The material at the tip, where the spark ignites your car's air-fuel mixture, degrades over time. As it degrades, the spark intensity... Read More »

Top Q&A For: Does changing spark plugs improve gas mileage

How to Improve Gas Mileage By Changing Spark Plugs?

Spark plugs degrade over time. As this happens, the intensity of spark the plug produces for ignition decreases. The vehicle compensates by adding more fuel. Before buying spark plugs, you will be ... Read More »

Do Spark Plugs Improve Gas Mileage?

A spark plug is an electrical component of a cylinder head in an internal combustion engine. It generates a spark in the ignition foil in the combustion chamber, creating a gap for the spark to jum... Read More »

How to Improve Gas Mileage by Properly Using Spark Plugs?

Replacing spark plugs doesn't require a PhD in physics, but it's important to do the job correctly. Otherwise, you'll waste gas and pay more at the pump. One key benefit of changing spark plugs is ... Read More »

Does changing spark plugs help on a smog test?

On One Hand: Emissions Could ReduceReplacing worn spark plugs can raise fuel economy and lower emissions. Emissions are what is checked during a smog test.On the Other: The Reduction is SmallAccord... Read More »