Originally Posted by brushless55
what can you guys say is the best overall mod for this UMX?
Given that 'best' is a highly subjective term, there is rarely a single "best mod" for anything
. Such things are usually highly dependent upon the particular use conditions.
Beefing-up the tail is a great idea. So is installing a set of tundras if you fly from unprepared surfaces. If you're looking for more power - simply installing a 5030 prop & using a high-performance 2s pack will allow the plane to hover.