The double Breather mod .....let the Engine breathe.
Dont let the Engine be a Kompressor , let the Pressure out directly at the spot , where the Pressure is produced , the closest spot you can get, right between the cylinders.
The Steps :
1. take the Engine out of the Bike
2 . dissasemble the Engine that you have the bare
crankcases
3. drill a 22-24 mm hole into the crankcase

4.Press in a gasket which you or someone else has made , use Loctite 648

5.from inside

6 . use a hammer and whatever to enlarge inside the diameter of the gasket that it cannot fall out , drill 3 Times M3

7.Build a shield, which prevents , that the Oil , which is coming out of the conrods (to cool piston bottom and lubricate) is blowing directly into the opening , and fix the shield with 3 srews, use Loctite 648 :


View from top :

8: Assemble everything