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911 info? anything to it?



> In  the late 1960s Porsche had problems with unburned hydrocarbon 
> emissions on the 911s- turned out the sexy triple-choke carbs on the 
> Porsche  aircooled sixes were designed for an ALFA V-6 and had a little 
> adaptor  manifold that stretches the spacing of the carb from ALFA water-
> cooled size to Porsche air-cooled size. So there are bends in the passages
> on
> the outside, and droplets of fuel would colide with the walls of the tube,
> coalesce, grow, then fall off and go through the engine, finally
> evaporating
> in the exhaust stream!
>         The elves at Porsche band-aided the problem by having the adaptor
> tubes Teflon (tm) coated so the droplets of fuel would fall off before
> they got too big to evaporate and combust...
> 
Got this from the VW bus digest. What was Alfa running V6s in back in
the 60's?

Inquiring minds...

AB

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