About ten years ago coil ignition systems came to the front. The magneto is of great importance in aero work and is popular on racing-cars, but in motor-vehicles it has been almost entirely ...

Originally the lawnmower engine used a magneto coil ignition system, magnetos are simple ... magnet on the crankshaft for timing, and a transistor and battery to fire the spark plugs for ignition.

Originally the lawnmower engine used a magneto coil ignition system, magnetos are simple ... magnet on the crankshaft for timing, and a transistor and battery to fire the spark plugs for ignition.