RE: Speed Tips for Kangke F3d-30 Pylon plane
Mine has OS.32 SX and MACS muffler,
looks fater than it actually is but flies like it is on rails.!
Improve airflow what I did :
file the LE an TE of the alum landing gear
light sand the rough edges on the wing and tail.
bob E.
I have a spare NIB and its not for sale