This 3D model was originally created with Sketchup 8 and then converted to all other 3D formats. Native format is .skp 3dsmax scene is 3ds Max 2016 version, rendered with Vray 3.00 ARGONAUTIX marine details- Diesel gearbox and propeller- the whole set to power a small vessel, including the diesel engine, gearbox, propeller, Diesel tanks and water pump