Circling the Airport
Building Experimental aviation engines is a tough business at best, so engine programs come and go. Furthermore, as sport aviation blossoms into the competition...
Certified vs. Experimental
Just as airplanes are legally grouped as certified or Experimental, engines follow the same scheme.
Rotary (Wankel)
Engine Buyer's Guide Index
Introduction
Flat Four-Stroke Gasoline
Inline and V Four-Stroke
Radial and Rotary
Rotary (Wankel)
Compression Ignition (Diesel & Jet A)
Volkswagen
...
Air-cooled Volkswagen
The air-cooled Volkswagen aero conversion community shares many characteristics. Obviously they are all built from the VW Type-1 engine, even if some have been...
Electric
Engine Buyer's Guide Index
Introduction
Flat Four-Stroke Gasoline
Inline and V Four-Stroke
Radial and Rotary
Rotary (Wankel)
Compression Ignition (Diesel & Jet A)
Volkswagen
...
Flat Four-Stroke Gasoline
2022 Engine Buyer's Guide Index
Introduction
Flat Four-Stroke Gasoline
Inline and V Four-Stroke
Radial and Rotary (Traditional)
Rotary (Wankel)
Compression Ignition (Diesel & Jet...
Flat Four-Stroke Gasoline
Engine Buyer's Guide Index
Introduction
Flat Four-Stroke Gasoline
Inline and V Four-Stroke
Radial and Rotary
Rotary (Wankel)
Compression Ignition (Diesel & Jet A)
Volkswagen
...
Jets & Turboprops
PBS Aerospace
Even with all the recent interest in small turboprops, there is but one place to burn kerosene in the build-it-yourself world. The SubSonex...
Radial and Rotary (Traditional)
Classic Aero Machining
For those seeking an authentic, full-gyroscopic rotary experience, New Zealand-based Classic Aero Machining has developed brand-new seven- and nine-cylinder Gnome Monosoupape engines....
In Case You Missed It
How the RV-8 Came to Be
25 years ago, Richard VanGrunsven designed an aerobatic tandem sport plane that’s also a great traveling machine.
Archive: January 1993
Our January 1993 cover featured the provocative RANS S-11 Pursuit. Howard Levy’s story chronicled...
Design Process: Twist Effects
For the last few months, we have been looking at how the planform affects...