23: Motor & Propeller
There’s a lot going on with motors and props. Thrust, torque, sound, strength, cage size, etc.
Misinformation on torque and other bits can be delivered with religious fervor. It’s still wrong. I’ve worked with other respected pilots and aerodynamic experts to get reliable info into the PPG Bible. Here are some highlights.
Here is a great video showing how a 2-stroke engine works and how a membrane carburetor works. It’s intent is to show servicing of Walbro carbs but it’s very informative.