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, ...

Let’s say you want to check the total timing on your engine but all you have is a fixed timing light and there are no degree marks on the balancer. No problem – you can make your own timing tape using ...

The Advance CurveAll engines require an ignition curve based both on the requirements of engine rpm and cylinder filling (volumetric efficiency). This means that at 3,000 rpm with the throttle open ...