Scuderi engine
The Scuderi engine, in 2005–2013 was a claimed new type of engine with claimed benefits. No engine to date has been produced commercially.
In 2009 the company claimed to have raised $35M to develop the engine, and in 2010 said it was seeking to raise another $40m.
In 2013 the Scuderi company had to pay an SEC fine $100,000 fine and repay monies: for spending shareholder's money on Scuderi family members. And in 2015 further SEC cases against Scuderi followed.
The engine, formally called the Scuderi Split Cycle Engine, is a split cycle, internal combustion engine invented by Carmelo J. Scuderi (April 13, 1925 – October 16, 2002). Scuderi Group, an engineering and licensing company based in West Springfield, Massachusetts and founded by Carmelo Scuderi's children, is testing a working prototype of the engine that was officially unveiled to the public on April 20, 2009.
In 2009 Scuderi Group released video footage of a naturally aspirated one-liter prototype of the Scuderi engine firing on its own in the laboratory in October, 2009.