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Dave Anders

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Induction Wave Propagation

Yet another way to increase engine volumetric efficiency.

Capturing Helmholtz Free Energy

Energy thats similar to an open-ocean wave break also exists in engines. Can it be harnessed with a tunable induction system?

Optimizing Induction Air

Fine-tuning intake system runners for increased performance and economy.

So You’d Like to Go Faster

Secrets for reducing drag, part 2.

So You’d Like to Go Faster

Secrets for reducing drag, part 1.

Putting the Experiment in Experimental

Over 30 modifications resulted in a speed increase of 44 mph.

In Case You Missed it

Pioneer Mechanics in Aviation

A book by Giacinta Bradley Koontz covering the history of early and notable A&P mechanics. Reviewed

Buzz Words: Understanding Dihedral Effect

While certified airplanes have to meet Part 23 requirements for positive dihedral, amateur-built airplanes are exempt. Ed Kolano looks into the details of dihedral, and how you can use it to your airborne advantage.

Stressing Structure

Beam column bending.

Maintenance Matters

Evaluating a used engine.