Article from the March 2014 edition of Flyer.
Conceived in the mid-90's by Mark Wilksch, engineer Phil Franklin and designer Martin Long, the Wilksch Airmotive (WAM) CITEC (Compression Ignition Turbo Exhaust Charged) diesel engine first flew as a two cylinder version in in 1997, followed by the prototype three-cylinder engine in 1999 in a Europa. Development and sales followed, and now 30-plus engines have been installed into more than 12 different types of airframe.