Improving Classic Motorcycles

Basic British Motorcycle Wiring Diagram with Electronic Ignition

27 May 20261 April 2026 by Grant Tiller

british motorcycle tri-spark wiring | British Motorcycle Tri-Spark Wiring and Ignition Upgrade | British Motorcycle Tri-spark Wiring diagrams cover coil polarity, kill switch connections, and boyer or tri-spark ignition for BSA and Triumph twins.

Custom Norton Commando Wiring Diagram (Zak Welch)

26 May 20265 July 2024 by Grant Tiller

norton commando wiring diagram | Norton Commando Wiring Diagram with Tri-Spark and Zener | Norton Commando Wiring Diagram s cover Tri-Spark ignition, MOSFET reg-rec integration, and full custom electrical layout for reliable builds.

Custom Norton Commando Wiring Diagram (Peter Gallant)

26 May 202628 January 2024 by Grant Tiller

norton commando wiring diagram | Norton Commando Wiring Diagram Custom Restoration Guide | Norton Commando Wiring Diagram Custom Restoration Guide. With MOSFET regulator rectifier, electronic ignition, heated grips and a three-phase alternator.

Custom Norton Commando Wiring Diagram (Stuart Smith)

26 May 20267 May 2022 by Grant Tiller

norton commando wiring diagram | Norton Commando Wiring Diagram with Boyer Bransden Ignition | Norton Commando Wiring Diagram s cover Boyer Bransden ignition, CNW electric starter, digital speedo, and GPS tacho on a 1973 750 Commando.

Custom Norton Commando Wiring Diagram (Mik Crispin)

26 May 20265 March 2022 by Grant Tiller

norton commando wiring diagram | Norton Commando Wiring Diagram with Alton Electric Start | Norton Commando Wiring Diagram with Alton Electric Start. 850 wiring diagram replaces the turn signal circuit, zener, and rectifier with a Boyer Power Box.

Custom Norton Commando Wiring Diagram (Jerry Quihampton)

26 May 202628 February 2022 by Grant Tiller

1974 commando wiring diagram | 1974 Commando Wiring Diagram: Simplified 1974 Custom | 1974 Commando Wiring Diagram covers a stripped Tri-Spark build, helping riders avoid earthing faults with a modern reg/rec and simplified loom.

Custom Norton Commando Wiring Diagram (Peter Taylor)

26 May 202626 February 2022 by Grant Tiller

norton commando wiring diagram | Norton Commando Wiring Diagram with Electric Start Upgrade | Norton Commando Wiring Diagram s cover the electric starter, ignition switch, charging circuit, and boyer ignition conversion for commando models.

1966 Triumph Tiger T100SC Custom Wiring Diagram (Klaus Völmle)

26 May 202616 February 2022 by Grant Tiller

triumph t100sc wiring diagram | Triumph T100SC Wiring Diagram for Positive Earth Builds | Triumph T100sc Wiring Diagram covers a positive earth 1966 Tiger build with Podtronics reg-rec, Sparx electronic ignition, and a Yamaha SR500 handlebar switch.

Custom Norton Commando Wiring Diagram (Manny Reza)

27 May 202618 January 2022 by Grant Tiller

norton commando mk3 wiring | Norton Commando MK3 Wiring Diagram with Tri-Spark Ignition | Norton Commando Mk3 Wiring diagrams cover electronic ignition upgrades, charging circuit changes, and Boyer Bransden installation on the 850 Mk3.

Simplified British Motorcycle Wiring Diagram

27 May 202627 December 2021 by Grant Tiller

norton dominator wiring diagram | Norton Dominator Wiring Diagram for Magneto-Equipped Bikes | Norton Dominator Wiring Diagram covers three-phase alternator options, Shindengen SH775 reg/rec, and full lighting circuits for magneto-equipped bikes.