[T3] Breather pipe rubber valve

["Mark Seaton" <Markse@mo-sys.com>]

> Sorry if this appears twice- it seemed to get lost the first time!
>
> I've tried the usual places to get hold of one of those little black
rubber
> valves that go on the end of the breather down-pipe on a late model carbed
> fasty ('73). Does anyone know if this is shared with bugs? and if so the
> part number?
>
> And more to the point- does it actually do anything? I thought at one
point
> that it was like the one on my old 2CV that kept the crankcase under
slight
> vacuum and prevented oil leaks. But I can't see how that would work given
> that there is another tube going to the air cleaner that would equalise
the
> vacuum- unless it adds to the vacuum as it is probably under slight vacuum
> from the carbs also? Then theres the plastic lid that couldn't possibly
> create a vacuum seal!
>
> Is it really necessary or could I just block it off? If all else fails
I'll
> try to bodge something.
>
> TIA
> Mark Seaton
> '73 Fasty, London
>

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