Wasn't sure if this is something for new speed section or not, put here for mods to decide. Lots of old ads including Bassani and Lectron even a electric bike. --- https://books.google.com/books?id=YPkDAAAAMBAJ&pg=PA35&lpg=PA35&dq=lectrons+yamaha+rd&source=bl&ots=1YxXwnbUdU&sig=ACfU3U1R7H-lBn3FdIRwbMtH9LXK0Fieug&hl=en&sa=X&ved=2ahUKEwiXp5-dhYDqAhWSSDABHWJkCZQQ6AEwDnoECAoQAQ#v=onepage&q=lectrons%20yamaha%20rd&f=false