The Engines that Moved Aviation

The engine collection at the Airpower Museum contains many vintage
engines, including these two early “hot-water 8’s”, a Hisso
(Hispano-Suiza) and Curtiss OXX-6.

A selection of engines in the main exhibit area, including a number of radials.

Ken-Royce Engines

Included in the collection is the remaining factory materials of the
Ken-Royce engines from their plant in Kansas City, Missouri. the
Ken-Royce materials were donated by the Rearwin family, who owned the
Rearwin Aircraft Company and the Ken-Royce engine