Lone Star Model (http://www.lonestarmodels.com/completekits.html) is to release in about two weeks a 1/48th Vought O2U Corsair resin kit - ref.LSM40532
Source: http://www.network54.com/Forum/149674/message/1383675430/1-48+O2U+Corsair...+Finally! Test model picture: V.P.