Here you have a Brand new Boyer Bransden, Micro-MK4 electronic ignition system. This kit is for 12V single-cylinder motorcycles, that have "side-points".

With over 40 years behind them, made in England, Boyer is considered by most to be "the choice" when it comes to electronic ignition systems.

This kit will work with both positive or negative earth.


KIT00051 - Kit contains

  • Fitting instructions
  • Transistor box (BOX00022)
  • Stator plate
  • Magnetic rotor
  • Rotor fixing bolts (BSF & UNF types)
  • Blue 3M tap connector
  • Plastic strap
  • Twin lead with sleeving
  • Terminals: 4 X male bullets


This kit fits a huge range of BSA & Triumph motorcycles that used side points such as:

BSA C15, B25, B40, B44, B50

We have fitted this kit to a number of our bikes over the years, and they have always been easy to fit, and a wonderful improvement.


At CPC we will only ever sell products we have tried, tested and would recommend.

This item is made by boyer Bransden electronics LTD.

Please direct any technical questions directly to them - help@boyerbransden.com

KIT00051 - BSA / Triumph 12V single (side points) electronic ignition system

  • Product Code: KIT00051
  • Availability: Back order
  • £96.00

  • Ex Tax: £80.00

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