Thread: why is a vacuum pump needed with a 5 stage dry sump pump bbc
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Old 06-25-2008, 07:26 PM
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badbug3
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Join Date: Jan 2004
Posts: 77
Default why is a vacuum pump needed with a 5 stage dry sump pump bbc
i see a lot of dry sump engines with a separate vacuum pump. Why is that? Why wont 4 scavange outlets create enough vacuum in a bbc engine?
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