> There are some things on the turbo rotax that have me confused
>however. I note that the turbo is upstream of the carbs. The carbs are
>the float bowl type as on my BMW, these puppies are vented to the
>atmosphere to work properly. How can you get away with pressurizing the
>intakes without blowing fuel out the bowl vents?
The carbs are vented to the local airflow around the mouth of the carbs.
Not quite the same as the atmosphere. On the turbo the bowl vents are
connected to the inlet pipes, which is still local airflow but at a new
higher pressure.
Graham
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