July 2019
What’s inside …

8 Piper J-3 Cub: The Gentleman of Piper’s Planes
By Bill Cox

18 Avionics
Garmin’s New GPS Solutions
By Bob Hart

24 Maintenance
Reading the Signs: How to Listen to Your Engine
By John Loughmiller

30 Sky Talk
Insurance After Major Modifications
By Scott “Sky” Smith

36 Restoration
Why You Should Install Shoulder Harnesses
By Jim Curns

44 Vortex Generators: Are They Worth It?
By Scott Sherer