Popular Flying
March/April 1998
"TOP SECRET! Diesel Powered Light Aviation Takes Off"
"What is believed to be the first flight of an advanced 2-stroke diesel aero engine for over 50 years took place on 21st November.
A UK company, Wilksch Airmotive Ltd, achieved an historic breakthrough when the new engine completed a successful first test flight.
Although few details of the engine are available, it is believed to be technically advanced and part of a family of engines covering a range of power outputs and aircraft types and offering practical and economic diesel powered flight. The power rating and test aircraft type have not been disclosed.
The test pilot commented on low levels of noise and vibration and good response to power changes.
Watch this space "