Only one produced
600hp Curtiss turbo-supercharged V-1570-23
Aeroplane Photo Supply No. 2629
Aeroplane Photo Supply No. 2632
Aeroplane Photo Supply No. 3337
After some problems with the turbo-supercharged. It was removed and the three bladed prop was replaced with a two bladed one. The identification was changed to YP-23.
