Heat initiates the internal combustion process ... moving a magnetic field across a conductor (coil of wire) induces electricity. The ignition coil is where it all comes together with the use ...

The larger coil allowed for better recovery after the coil was discharged, resulting in a steady and consistent spark on high-revving applications; something internal ... wire coils and a CDI ...

A separate wire runs from the ignition distributor cap to each spark plug -- actually thick cables capable of carrying 40,000 volts or more. One end of each wire has a boot designed to fit snugly ...