Zener Diode, Positive Earth – No Longer Available
Replacement Lucas positive earth Zener Diode, for charge control.
Sorry, but zener diodes are no longer available. Our supplier has told us that the 14.4 volt chips required for them are no longer commercially produced.
Fits all BSA, Norton and Triumph models except:
Triumph T140 Bonneville and TR7 Tiger 750 (1979-81)
Norton Commando Mk3
990590, 49345, 191735