Whether you service your own ignition or need more troubleshooting savvy for road rallies and cruising, this month's lesson focuses on spark and ignition system basics. Understanding ignition ...

The ignition system is one of the most crucial links in the performance chain of a strong engine. High-flow heads, lightweight pistons and a trick exhaust system don't mean squat if you're using a ...

If you can't get your engine to start running, a spark plug issue could be the culprit. Faulty or malfunctioning spark plugs can prevent your engine from doing its job correctly (or at all), so ...

A battery in a traditional car cannot directly create engine spark. It’s only rated at 12 volts, after all, so it needs a little help boosting the signal to the spark plugs. To make that happen, a car ...

Just like spark plugs, ignition coils can wear down and become faulty over time. There are many common signs that an ignition coil is getting bad, but one obvious sign is an engine misfire, typically ...

A car's ignition system is a complex interplay of electrical pulses firing at the precise right moment, which allows your car's engine to hum along at your command. When it comes to wiring and spark ...