What is it?
Villiers Junior De-Luxe engine as if that's any help

Will I buy it? Do you want to buy it?
So many questions..
Edit - maybe I didn't post in the gallery... I posted on the group Flickr page. Here is a pic;

Autocycle by PICT, Angus, on Flickr
My account is (mostly) public so navigate around for more pics of this mystery machine