A magnet is attached to the engine’s crankshaft to time the voltage spikes, these spikes are fed directly into the spark plugs to cause ignition, this is why you don’t need a battery.

There's a lot of information on the packaging for your engine's motor oil, but the S designation may be one of the most ...

Spark plugs are one of those mechanical components that can easily be forgotten about, but they do need to be changed at some ...

Not so with laser ignition, as Wintner points out ... which is comparable to that of a conventional spark plug for car engines, and this can still be reduced by using a smaller output coupler ...

One end of each wire has a boot designed to fit snugly on the cap, while the other end has a boot that fits onto the spark plug. Ignition wires often need to be replaced as part of an engine ...