A two stroke crankcase is where the fuel oil air mix is drawn in.
The beemer has a plain big end under pressure in there.
It is also where the beemer stores its oil (unless it has been dry sumped)
Oil and petrol has a habit of mixing it would end up removing the oil from the bearings.
Ok with a ball or roller they only need a mist.
Boxer design is ok Velocette did a nice one with reed valve induction in the 50's
Viceroy I think it was called. It nearly broke them and was a poor seller
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Kinky is using a feather. Perverted is using the whole chicken
Sure why not, I will put it on my to do list ....under Tina.......
Why has no one yet found me a f-ed Gsxr engine for free yet it has been on here for hours.
it would be that plain rod bearings again remember those.
A Villiers ran a bronze bush with petrol oil but only with 10 hp
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Kinky is using a feather. Perverted is using the whole chicken
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