[3] The motorcycle, designated XR 11 within the group, was developed from the Suzuki GT750 road model, but none of the components were interchangeable.
[4] The performance-enhanced water-cooled in-line three-cylinder two-stroke engine had contactless thyristor magneto ignition and fuel was delivered via three 32 mm Mikuni carburettors.
As with the production model, lubrication was carried out using fresh oil, the Suzuki CCI system (Crankshaft Cylinder Injection).
"The catastrophic driving characteristics of the fastest racing machine of its time resulted from an unfavourable weight distribution in connection with a high centre of gravity.
[...] Only the brilliance of a Barry Sheene brought the XR 11 victories - nevertheless, the Flexi-Flyer is remembered as the first large two-stroke racing machine of modern times.