Honda might be looking back to early aeronautics in its latest bid to make variable compression engines simpler and sturdier. The engine is designed to take advantage of the simple crank design of ...

As the automotive propulsion industry shifts toward electrification, the last-of-breed combustion engines are a stultifyingly similar bunch, focused around the same CAD-optimized 500cc cylinder ...

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 ...