Lucas 14.5 AMP Three Phase Alternator Kit with Tri-Spark MOSFET Voltage Regulator

Upgrade your charging system for Triumph BSA and Norton. Now you can run electronic ignition and upgrade your headlamp without worrying about battery charging. Includes a 3 phase Lucas RM24 stator and MOSFET 20 AMP Voltage Regulator Rectifier 14.5 amps output power. Stator is 127mm diameter, 38mm thick.

It really does improve the charging systems on the old bikes dramatically - you will notice an improvement immediately.

Just make sure you get the correct gap all the way around the rotor when you install the stator. Comes with an instruction sheet explaining what to check when fitting. 

Note: Does not fit Norton Commando Mk III (electric start) without significant modification.