If you found oil on your spark plugs while doing a replacement, it's something that shouldn't be ignored. Here are the most ...

At 7,000 rpm, a spark plug ignites the air/fuel mixture nearly 60 times per second. Any one of those 60 sparks going amiss can at best be mildly annoying, ... plug wires, plugs, and ignition box.

A bad spark plug can usually be isolated to see if it’s cracked, fouled or has wiring that’s gone bad. An ignition boot is also called a coil boot or a spark plug boot, and a lot of vehicles ...

The ignition system is a crucial part of a vehicle's engine, initiating combustion. It comprises several components, including the ignition coil, spark plugs, distributor (in older systems), and ...

Japanese scientists are creating laser igniters that could one day replace spark plugs, resulting in better-performing, more efficient and cleaner-running engines.

Outback has 110,000 miles on it. What maintenance is absolutely necessary? I change the filters regularly and the oil every 5 ...

The ignition coil feeds the spark plug high voltage. Q. Yeah, But How Much Does It Cost To Replace an Ignition Coil? A. Multipacks of 4-8 ignition coils can range anywhere from $100-$600, on average.

Learning how to change spark plugs is a rite of passage among gearheads, and it's not as daunting as it sounds. Here, we've put together a step-by-step guide to removing and replacing plugs, one ...

The 5.7 HEMI is a high-quality engine, but it's vital to know how often to change the spark plugs for optimal performance. Here's the suggested intervals.

However, for vehicles equipped with more advanced ignition systems like coil-on-plug (COP) or distributorless ignition system (DIS) coils, the cost may be higher, ranging from $200 to $600 per coil.