Okay, headlight problem was the "load shed" relay which isn't even on the Clymer's schematic. Load shed relay $13 Oreiley's on the shelf, MasterPro 2E...

Thanks Scot. Boy, I did love that '73 Commando. Bought it new, Nortons will always have a place in my heart, but it was a real maintenance hog. Heck, ...

Ha! Tracking Lucas electrical weirdness in a Norton many years ago, while young and stupid, made me less expert than psychotic. Headlight went out mi...

Thanks Scott, I replaced the lighting relay but not the "load shed" relay. From Snowbum's excellent and exhaustive writings I knew about load shed whe...

To clarify, after disconnecting and reconnecting battery, ignition off, the headlight is off. Turn on ignition, headlight comes on. Turn off ignition,...

Yep, and I guess the diode board is a source of ghosty problems. The second hot on this ignition doesn't have anything feeding off it, the clock and t...

Yup, and I sure miss a good parts guy, too. Was in an auto shop the other day, mechanic said he understood carburetors but had never actually work...

Thanks, ended up using a pair of small needle nose spread wide that fit the holes perfectly. It popped loose with just a bit more pressure than I'd ap...