The following 3D model is known as "Radial Engine 3D model order" and is associated with author "Unknown author".
Can be downloaded at "Unknown platform" by following the link.
Usage of this 3d asset is subject to the "Unknown license" agreement.
STL (Stereolithography, filesize: 2.2 MB), OTHER (Other, filesize: 541 KB), SLDPRT (SolidWorks, filesize: 313 KB)