In a perfect world there would be no need for ignition advance curves. As soon as the piston in your vintage Vette reached top dead center and the engine built maximum compression, you'd be able to ...

Both initial ignition timing and total ignition timing (advance) are usually expressed in crankshaft degrees as read at the harmonic balancer. These values define where the spark plug fires in terms ...

Ignition timing is easily the single most important tuning adjustment on an internal combustion engine and yet the concept of ignition curves continues to be elusive for many enthusiasts. Yet all it ...