stirling engine 3D Model

stirling engine 3d model I have provided 5 model files first one is the blend file which is the native program used. I have also provided a collada, fbx, obj,abc and stl file. all textures are procedurally generated in blender and are very high detail all procedural textures are included with the stirling engine model along with volumetric flame material. polygon count of model is 344079 faces blend file is ready to render and all preview images are rendered with blender cycles 2.81 materials are fully procedural and are included in blend file, scene is ready to render.