This bottle suppose to hold 140ml of motor oil suitable for 7l petrol (1:50). The bottle lid can hold (up to the neck) 20ml liquid you need for 1l of petrol.
I printed it with
You will need a
The holder for the bottle is a bit tight. You may need to screw in the bottle a few times and drop a bit lubricant…
I included a FreeCAD file yet you may need Realthunder's fork to open it correctly.
The author marked this model as their own original creation.