Here we are at Part Three of In Search of the Lost Spark. You’re probably starting to see that a lot of elements of point-style ignition operation have been carried over to transistorized ignition operation.

This sequence happens over and over again with incredible speed. For this to occur, the coil switching components must nimbly and accurately control the dwell period and limit current flow through the primary to prevent damage to electronic components or the coil.

Do you remember the smart kid in class, the one who always seemed to have all the answers?

You can argue until you’re blue in the face about whether a rotor should or should not be resurfaced when brake pads are replaced.