3D Engine Part V29 (Polygon mesh 3D model) is available on CGTrader for $29. Original author: 3D-Horse. Specs: 59931 polys, 61538 verts.
OBJ (OBJ, filesize: 3.1 MB), MAX (Autodesk 3ds Max, filesize: 4.52 MB), 3DS (3D Studio, filesize: 630 KB), LWO (Lightwave, filesize: 856 KB), MA (Autodesk Maya, filesize: 3.56 MB), HRC (Autodesk Softimage, filesize: 2.33 MB), C4D (Cinema 4D, filesize: 623 KB)