Stermotor Pratt & Whitney R-1340-AN1 Display model, opengewerkt Stermotor, Pratt and Whitney R-1340-AN1 Stermotor, Wright R-2600 Cyclone 14 opengewerkt Stermotor Wright R-1820-97 Cyclone Stermotor Wright R-1820-97 Cyclone Stermotor, opengewerkt Pratt & Whitney R-1830 Studebaker R-1820-97 stermotor, opengewerkt Stermotor Wright whirlwind R-975 E-3 Stermotor Pratt & Whitney R-1830-92 Twin Wasp Stermotor Pratt & Whitney R-1830-92 Twin Wasp Stermotor Wright R-1820-97 Cyclone R-122A/ARN-12
