Older vehicles with distributor-based ignition systems need their timing checked on a regular basis, otherwise you can have a host of problems. Starting becomes difficult, idling will be rough, ...

Ignition timing is typically split into three types. The first is initial timing—that is, the amount of spark lead that is set using a timing light (aimed at the harmonic balancer) with the engine at ...

Check out these 6 simple tricks and tips you can use with an adjustable timing light. More details and photos only in High Performance Pontiac ...

It's all in the timing, they say. Well, other adjustments also play a big role in how your motor runs, but firing the spark plugs at the correct time certainly helps performance. Most 'wheelers simply ...