Ensuring that your vehicle has the correct spark plugs or glow plugs installed ensures the correct combustion process and optimum performance is maintained, also, something that not everyone considers, your spark plugs or glow plugs are commonly heat matched to a specific engine, meaning if the wrong temperature spark plugs or glow plugs are fitted the life span of the plug can be greatly decreased or even cause failure.
Spark plugs are a "service item" and should be changed according to the manufacturer's recommendation for your vehicle. Iridium spark plugs have a longer life than standard material spark plugs typically nickel alloy or silver plugs - up to , miles for Denso Iridium Tough and NGK Iridium IX spark plugs.
Sometimes iridium plugs will be specified by the manufacturer as the only suitable choice for your vehicle. They are at the leading edge of plug technology and are common place within first fit OEM Parts car production because of it.
Spark plugs and glow plugs are a critical part of the combustion process but are a commonly misunderstood component. A plug uses a lot of voltage in order to produce an ignition-worthy spark of "electrical performance", which in turn causes heat.
The trick is to keep this temperature low enough to prevent pre-ignition, but high enough to prevent fouling "thermal performance". That's why it's critical you get the right plug fitted.
The first time you turn the ignition with a new spark plug can be a eye-opening experience. That old spark plug may have been the reason your car was experiencing those jerky starts. Less harmful emissions.
The Environmental Protection Agency states that regular engine tune-ups—especially in regard to spark plugs—not only save gas but also reduce air pollution. Bosch spark plugs are engineered to last. How involved is spark plug replacement service? The signs of worn spark plugs. Hear it. Feel it. Sense it. When spark plugs begin to misfire, you may notice unusual noises from the force of the pistons and combustion not working properly.
Pistons travel at high velocities. If the spark plug fires at the wrong time, this could lead to constant rattling, pinging or knocking sounds. Hard vehicle start. If your car is having trouble starting or just feels disjointed and jerky, your spark plugs may not be working right, and this can lead to misfires and erratic performance. Reduced performance. Poor fuel economy.
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