The F1 Sports was the swansong of Norton Rotary motorcycle production, representing the peak of the development at the time. It came about through the frustrating experiences of German importer Norton Motors GmbH in emissions testing, and the main ideas were outlined in a fax from Joe Seifert to Richard Negus in 1991.
Starting with an idea derived from David Garsides SAE paper on the development of the rotary engine in combination with the fact the Commander had no emission problems, the (...) > Full story
