The oil return valve, 3d design diagram, and the use of the oil pump, the overall design is still perfect.If you like,you can paypal for you to get this models or if you have any questions also you can email to me.
STL (Stereolithography, filesize: 1.34 MB), OBJ (OBJ, filesize: 844 KB), SLDPRT (SolidWorks, filesize: 2.75 MB), 3DS (3D Studio, filesize: 594 KB), IGE (IGES, filesize: 283 KB), STP (STEP, filesize: 243 KB)