The Packard 1A-1500 was an American liquid-cooled 60-degree V12 piston aircraft engine designed in 1924.Gunston 1989, p.109. Test flown in the second prototype Douglas XO-2, it proved to be unreliable. Only 29 engines were built.
Applications Boeing Model 15 Boeing XP-4 Curtiss Falcon Douglas XO-2 Loening OL
Specifications (1A-1500)
See also Packard 1A-2500
References
Notes
Bibliography
Gunston, Bill. World Encyclopedia of Aero Engines. Cambridge, England. Patrick Stephens Limited, 1989. Aircraft Engine Historical Society