In addition to the fuselage modifications, the Super Guppy used Pratt & Whitney T-34-P-7 turboprop engines for increased power and range, and modified wing and tail surfaces.
Ademais das modificación da fuselaxe, o Super Guppy usa motores Pratt & Whitney T-34-P-7 mellorados con maior potencia e alcance, e ás e superficies de cola modificadas.