http://planetoplano.blogspot.ca/2013/04/the-jona-that-never-took-off.html
Span. 12.75 m
Lenght 8.80 m
height 3.20 m
Void weight 2000 KG
Max TOW 3400 KG
Total power 1800 HP
Max speed at 4500 600 KM/H
Cruise speed at 2000 m 500 KM/H
All speed data with 2 engines running