Jean Grinvalds’ plansbuilt four-seat pusher design was ahead of its time, predating the Bede BD-5, VariEze, Prescott Pusher and Cirrus VK-30. By Geoff Jones.
Involved in the flight testing of a friends aircraft, Barnaby Wainfan contemplates the consequences (and wisdom) of designing an aircraft around an engine that may prove unsatisfactory or, worse, unavailable.