Grumman OV-1D Mohawk V12 (Polygon mesh 3D model) is available on CGTrader for $89. Original author: Dreamscape. Specs: 22812 polys, 12634 verts.
STL (Stereolithography, filesize: 627 KB), OBJ (OBJ, filesize: 1.27 MB), DWG (AutoCAD, filesize: 639 KB), OTHER (Other, filesize: 724 KB), MAX (Autodesk 3ds Max, filesize: 367 KB), 3DS (3D Studio, filesize: 308 KB), LWO (Lightwave, filesize: 351 KB), TEXTURES (Textures, filesize: 1.05 MB), 3DM (Rhinoceros 3D, filesize: 532 KB), DXF (DXF, filesize: 701 KB)