Powerdynamo V.A.P.E. solid state ignition 711379900 for Yamaha 250, 350 and 400cc twin with long crankshaft. The models use a nut to secure the rotor to the crankshaft. Kit includes everything shown in the picture. This is in all liquid cooled RD after 1980 and the YPVS engine case. May also be found in Banshee engines. Use diagram shown here to determine correct fit to your engine/crankshaft.
From 1978 all RD250/400’s (with CDI ignition) had the rotor retained with a nut, these models are commonly known as 1978 RD250E & RD400E 1979 RD250F & RD400F as well as (for Germany) G models. All these models have CDI ignition systems and the flywheel is retained by a nut.
Magnet based generator with integrated ignition. Output at 12V/150W DC. Solid state ignition with own power supply from within the system. Replaces stock alternator, regulator and ignition coils. No changes on engine casing needed. The system is technically capable of running without battery. This unit is in stock in USA.
| Distinction between the 2 different shaft types with threaded shaft end see images for drawing | |
| shorter shaft with nut | longer shaft with nut |
| The length of the shaft from bottom level of base plate (engine support) to end of taper (start of threading) is ca 42mm.
| The length of the shaft from bottom level of base plate (engine support) to end of taper (start of threading) is ca 51mm. |
Fits models:
Yamaha models RD250 RD350 RD400
Yamaha liquid cooled motors from 1980-1985
| Subsystem | |
| Filter By: | complete ignition |
