Certified vs. Experimental
Just as airplanes are legally grouped as certified or Experimental, engines follow the same scheme.
Compression Ignition (Diesel & Jet A)
Continental
Thanks to their complex and high-pressure nature, diesel (Jet A-burning) piston engines are premium devices full of expensive parts, and their penetration into the...
Rotary (Wankel)
American Rotary Engine /Auto PSRU’s
We’re combining these two very separate companies under one heading because they join to offer a Mazda 13B rotary engine...
Stroke! Stroke!
Over time, two-stroke engines in aviation have been supplanted by four-stroke units, trading low weight for a perception of greater reliability.
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....
Inline and V Four-Stroke
AeroMomentum
We hope AeroMomentum doesn’t mind us characterizing them as a boutique engine maker, but they are a compact company centered on delivering modern, water-cooled,...
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...
Inline and V Four-Stroke
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...
Radial and Rotary
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...
Rotary (Wankel)
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...
In Case You Missed It
Got Threads?
What to do when you've stripped a spark plug hole or other threaded receptacle in your homebuilt (once the cursing has stopped)? We have ways...
Aero ‘lectrics
Make the scene at your next airshow with a homemade aircraft band antenna, state and national flags, and an aircraft data sheet that gives spectators the vital statistics on your aircraft.
Rapid Prototyping and Experimental Design
Epoxy and fuel resistance tests, part 2-choosing an epoxy for a fuel tank.
Metal Magic: A Quick Look at Edge Rolling
This short episode of Metal Magic provides some quick tips on the most effective...