Power and Performance
The Piper J-3 Cub has a 65 horsepower engine and boasts a 76-knot top speed. It's cruising speed is a docile 65 knots with a stalling speed of 33 knots in a dirty configuration. A dirty configuration refers to flaps down.
Weight and Range
The Piper J-3 Cub has a maximum gross weight of 1220 pounds. This includes all fuel and passengers. Sitting empty on the runway, the J-3 weighs a mere 680 pounds. It has a fuel capacity of 9 gallons, giving this aircraft a range of 146 nautical miles.
Takeoff and Landing
On takeoff the J-3 requires 370 feet of runway to get off the ground but requires 730 feet of distance before it will be able to clear a 50-foot obstacle. Upon landing the J-3 will require only 290 feet of runway to stop. If an obstacle of at least 50 feet obstructs the runway, the J-3 will require 470 feet to complete its ground roll.