Valve Body 3D model is available on CGTrader for $30. Original author: bubercreative.
SLDPRT (SolidWorks, filesize: 2.24 MB), DWG (AutoCAD, filesize: 2.24 MB), FBX (Autodesk FBX, filesize: 2.24 MB), DXF (DXF, filesize: 2.24 MB), BLEND (Blender, filesize: 2.24 MB), STP (STEP, filesize: 2.24 MB), C4D (Cinema 4D, filesize: 2.24 MB), SKP (Sketchup, filesize: 2.24 MB)