Powerdynamo brings new ignition & light 
to your vintage motorcycle

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System 71 02 599 00
=> €/$

solid state racing ignition for Yamaha RD  and TZ250 fitting 1976 RD250C & RD400C 1977 RD250D & RD400D. The rotor on these models is retained with a 7mm bolt
Please make sure you order the correct version fitting your particular RD! (detail here)!
Highspeed (up to 22.000rpm) magnet based solid state ignition for vintage bike racing applications. At 18.000rpm (i.e. 36.000 sparks/min) still 25 Kilovolts output. (3.000-8.000rpm = 40kV, see diagram). Diameter of rotor is 59mm, rotor weight is 180 gramms. 
Replaces such systems as Motoplat, Hitachi, Fensatronic and Kröber.

Note: 
- no facility for lighting provided!!
- does not drive Kroeber Tachometer. For tacho solutions see here
advantages over  old systems
  • all parts are new
  • very stable ignition with high energy spark
  • better starting and fuel burning, increases engine performance
  • no problem with points anymore
  • very lightweight, rotor at 180gr, total system at 850gr
documentation
Photos 

See report by Chris Rearson in the February (`06) issue of "classic motorcycle mechanics"