DYNA III Electronic Ignition increases the high rpm coil energy storage by approximately 70%! The Dyna III allows the coils to build up to maximum current, and even at high rpm's, you get a more powerful consistent charge to the plugs for top operating efficiency. The sealed aluminum module is unaffected by dirt, moisture, oil or vibration.
BMW Models 1970-1978 - Part Number: D35-1
Moto Guzzi Big Engines 1974-1987- Part Number: D37-1