Powerdynamo brings new ignition & light
to your vintage motorcycle



Technical Help



System 71 27 999 00
=> €/$

generator/electronic ignition
for Montgomery Wards Riverside 250 (4-stroke) built by Benelli

not suitable for engines 350/360 ccm.

Magnet based generator with integrated fully electronic ignition. Output at 12V/100W DC. Solid state ignition with own power supply from within the system. Replaces old dynamo, points, centrifugal governor, ignition coil. The system is technically capable of running without battery. Ignition advance is effected digitally and follows the characteristics of the original centrifugal governor. You have a choice of different advance characteristics.

advantage over original system:
  • all parts are new
  • more light output
  • very stable ignition with solid spark
  • better starting, better fuel burning
  • no wear anymore on points
  • no delicate centrifugal governor anymore