Aircraft Engines The museum exhibits several types of military and civilian aircraft engines used over the years: Reciprocating Engines Pratt & Whitney R-4360 "Wasp Major" Radial Pratt & Whitney R-985 "Wasp Junior" Radial Jet Engines Allison J33 Turbojet Allison J35 Turbojet General Electric J47 Turbojet Pratt & Whitney J57 Turbojet Replica Engines General Electric J79 Turbojet Le Rhone Rotary Engine