Electrical
Old Britts - NORTON, MK3 Harnesses
Old Britts Norton Commando Mk3 wiring harness guide with colour coded loom layouts and electrical sc
Old Britts reference for the Norton Commando drum brake performance kit and factory high-performance
Norton Commando torque settings chart with tightening orders and workshop notes.
Improved Norton Commando front mudguard mounting kit using bolts and locking tab washers.
Old Britts guide to shortening K&N air filters for twin Mikuni carburetor installations on Norton Co
Pre-MK3 swingarm conversion for MK3 lubrication
Tach drive housing oil seal modification
Old Britts rebuild guide for the Norton Commando MK3 rear master cylinder, including kit details and
Workshop guide to the Old Britts MK3 crank case puller for safely separating Commando engine cases.
Electrical
Old Britts - Master Switch and Lock Assembly
Technical guide covering Norton Commando ignition switch, lock assembly and wiring information.
Old Britts guide to fitting and soldering Lucas bullet type terminals for classic motorcycle wiring
Electrical
Old Britts - Lucas Alternators for Commandos
Lucas alternator and charging system guide for Norton Commandos
Detailed comparison guide covering Norton Commando MK3 and pre-MK3 intermediate gears.
Article
Old Britts - Installing the MK3 swingarm lubrication system and swingarm on the engine cradle
MK3 Commando swingarm lubrication installation guide
Installing and setting up the Norton Commando Mk3 electric start gear train and backfire assembly.
Old Britts reprint of the Boyer Bransden MKIII ignition installation guide for Norton motorcycles, i
Electrical
Old Britts - Installation instructions for our Electric start conversion for pre-1975 Commandos
Detailed Old Britts installation guide for converting pre-1975 Norton Commandos to electric start.
Old Britts Norton Commando gearbox assembly check lists and rebuild procedures.
Old Britts repair guide for restoring stripped 3/8 x 16 drain plug threads on 1972–1975 Commando cra
Step-by-step Norton Commando oil filter conversion kit installation guide by Fred Eaton.