Ignition coils sit at the center of every gasoline engine’s spark, yet they usually stay invisible until something goes wrong ...

If you're a follower of the "How It Works" series, you've been learning the principles of what makes a car run. You've boned up on the four-stroke cycle, valvetrains, cooling, lubrication, and ...

Cylinder misfires can turn a smooth commute into a rough, fuel‑wasting slog, and they almost always leave a trail of ...

An ignition coil is a vital component of a vehicle's ignition system. It is responsible for converting the low voltage from the battery into the high voltage needed to produce sparks at the spark ...

It’s quite inconvenient to refill your gas tank more than usual. Engine misfires can also be annoying. But before you take your car to the auto shop to see what’s wrong, check your ignition coils.

Cars switched from distributors to coil packs because distributor systems needed a lot of maintenance and were prone to ...

We're always looking for ways to make more power without spending too much money. We bolt on carburetors and intake manifolds. We also perform cam swaps in our quest for power. When that doesn't meet ...

Okada Projects of Japan recently introduced an innovative, highly effective and easy-to-install ignition Plasma Direct system, replacing the factory coils while promising to increase both horsepower ...