Bell XP-63H Kingcobra

Last revised September 18, 1999

The designation XP-63H (Model 45) was applied to a proposed testbed aircraft powered by an Allison V-1710-127 (E-27) turbocompound engine. The project was cancelled before anything could be built.


  1. Bell Cobra Variants-P-39 Airacobra and P-63 Kingcobra, Robert F. Dorr, Wings of Fame, Vol 10, 1998.