Factory supplement parts lists for Norton Commando 850 Mk2A models after engine number 307311.
Original 1963–1965 Norton spare parts catalogue covering 88SS, 650SS, 650/99, Atlas and G15 variants
Old Britts guide covering Norton Commando wheel lacing patterns, spoke routing and hub offset inform
Detailed Norton Commando sealed wheel bearing upgrade and hub modification guide.
Step-by-step waterslide transfer and decal installation guide for Norton restorations.
Old Britts guide to fitting vinyl decals cleanly, including positioning, backing removal and air bub
Old Britts guide to replacing the weak 1971 Norton Commando side stand lug with the later bracket de
750 Commando rear frame loop support upgrade
Electrical
Old Britts - Troubleshooting the Boyer Bransden MKIII Ignition Units for British Motorcycles
Old Britts diagnostic guide for Boyer Bransden MKIII ignition faults, spark testing and wiring check
Keeping Norton Commando exhaust nuts tight.
Twin Mikuni carburetor throttle setup for Norton Commandos
Electrical
Old Britts - Simplified Wiring Diagrams
Simplified Norton Commando charging, ignition and lighting wiring diagrams from Old Britts.
Workshop bike stand construction and lifting system guide for Norton Commando restoration projects.
Norton seat cover fitting instructions
Old Britts guide to safety wiring Norton Commando brake rotor bolts using drilled stainless fastener
Swinging arm spindle and Welch plug removal guide
Old Britts guide covering Norton Commando tappet removal, fitting and clearance specifications.
Positive ground rectifier wiring for Lucas 49072 replacement
Detailed Norton Commando MK3 and pre-MK3 muffler bracket conversion guide.