Goodyear GA-400R Gizmo
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Designed by Paul Ziegler, this prototype was designated GA-400R Gizmo, with the pilot seat on the forward frame, a narrow tailboom with a tail rotor and the 32hp Mercury 55 engine mounted amidships and driving a two-blade main rotor. It was followed by the GA-400R-2 and GA-400R-3 (N69N and N53A) which were powered by a 38hp Johnson two-stroke engine. The GA-400R did not progress beyond prototype stage.
Engine: 25 h.p. Johnson
Rotors: 2-blade main; 2-blade tail.
Loaded weight: 400 lb
Seats: 1.
GA-400R
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