do you have this air restrictor in the breather hose in place?It has to be there .It is in the breather hose which goes on top of the engine from the filler neck .
That might be the problem
https://www.pelicanparts.com/More_Info/93010728900.htm?pn=930-107-289-00-M260
Ivan
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1985 911 with original 502 191 miles...808 198 km
"The difference between genius and stupidity is that, genius has its limits". Albert Einstein.
Last edited by proporsche; 11-28-2021 at 01:58 PM..
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