[2] These modifications included grinding away unnecessary bosses and casting flash, which removed 12 pounds from the engine alone, as well as spot drilling the canopy.

A high strength wing was achieved using a single piece wooden spar.

Longer full-span ailerons greatly increased the roll rate.

The resulting aircraft contained only 10% of the original design, the rest being Loudenslager's own work.

[1] Stephens Akro Data from National Air and Space Museum[1]General characteristics Performance