Picture of the Day: The ground really gets around

John Carroll submitted this photo and note: "I was out doing some aerobatics while my friend took pictures. This is a 100-hp Sonex, normally aspirated and without inverted fuel and oil. An aircraft engine will never know which way gravity is...

Picture of the Day: The ground really gets around
John Carroll submitted this photo and note: "I was out doing some aerobatics while my friend took pictures. This is a 100-hp Sonex, normally aspirated and without inverted fuel and oil. An aircraft engine will never know which way gravity is pulling when the pilot keeps a positive g-load while maneuvering."