This engine is a two piston αtype Stirling engine with a cap type heater made of stainless steel and it does not have a regenerator. Its cooling system is a natural convection cooling by air. The pistons, cylinders, links, and other parts are made in the aluminum die casting.　　　　　　　　　　　　
To minimize the friction loss, at most of drive parts are used ball bearings. This engine has high speed performance. It can rotate about 2500 rpm.

The drive mechanism is a Ross-Yoke. This engine offers amazing performance and is an incredible running machine.