Bore and Stroke: 133 mm (5.3 in.) x 127 mm (5.0 in.) Originally known as Fischer and Jacobs, this manufacturer was organized in Philadelphia in 1927, and was one of a number of manufacturers of small ...
Realizing that a smaller aircraft designed for sport pilots had a greater potential for success, the company introduced the Spartan C2 in 1931. Powered by a Jacobs L-3 3-cylinder air-cooled radial ...