flap

  1. Need help identifying wing section.

    Hi, I’m new here! I recently purchased this wing section at an antique store with no accompanying information. I cannot for the life of me figure out what it belongs to. I’m pretty sure it’s an elevator, but who knows at this point. (Please disregard the excess holes and bolts, someone made this...
  2. W

    Effect of cooling/cowl flaps on speed

    I was just looking at this report and found an interesting table on the effect of cowl flap operation on speed. Cowl Flap PositionCowl Flap Opening (in)True Speed (mph)Speed Loss (mph) Closed0284- 1/4 Open1-5/82786 1/2 Open3-1/426420 3/4 Open4-7/824935 Wide Open6-1/223648 This is...