Check out Ball Valve Bugatti 300 series three quarters inch 3D model on CGTrader for $3. High-quality mesh by 884ka.
STL (Stereolithography, filesize: 284 KB), C3D (Coordinate 3D, filesize: 48 KB), IGE (IGES, filesize: 303 KB), STP (STEP, filesize: 98.3 KB), SAT (3D ACIS, filesize: 98.7 KB)