Diesel Engine M520 is being used on the Russian/Soviet military ships.
Model is split into 13 objects and consists of 18 materials. Texturepack contains 54 png images (123 Mb of an uncompressed size).
Each material uses 3 textures:
When using in game engines make sure AO-Roughness-Metallic images use linear color (instead of sRGB) to properly represent the material. For example, in Unreal Engine 4 the 'sRGB' checkbox in the image settings should be unchecked.