At the risk of a lynching or beaten about the knees with a length of knotty pine, Thought there might be a good repository for pictures and details about non original bikes, and dare i say it,, less than PC customs.
I have a sizable collection of old motorcycle magazines. many stock type restoration type magazines but I have some UK and US chopper and custom magazines. Going thru and downsizing over time, and came across recently some old articles on period customs and quite a few BSA Preunits in there. Might scan and add some of these soon. Some might say a TRIBSA might be just as offensive.. (I have one in basket case form I might post some pictures of as well,, One of those "One of these days projects".
But here is a start. BSA TRIPLE,, race bike