it's a capacitor, a radio noise suppressor, not likely to be any use unless you have the rest of them [coil, generator, regulator, wheel hubs] and an original radio

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics