How To Replace The Magnetic Rudder POWERUP 3.0/DART shai goitein Updated June 24, 2018 22:04 Follow Pro-tip The magnetic rudder of the POWERUP DART and 3.0 are similar. the only difference is the size. You can switch between products. Related articles Install The POWERUP 3.0/DART App Turning Radius Is Too Big (DART) My POWERUP 3.0/DART Doesn't Connect To The App Q: I am a New Pilot; What are the Best Airplane Designs for Me? How To Replace A Damaged Propeller POWERUP 3.0/DART Comments 0 comments Article is closed for comments.