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PCV - How does this thing work? Correction 700 1978

posted by  the kick inside on  Wed Jan 1 10:23 CST 2003
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last visit: Thu May 17 09:58 CST 2007
[RELATED]

i believe the smal hose provides vacume at idle when the trottle butterfly is closed. The upshot here being that there isnt enough air being pulled down the main hose to get a good drag thru the flame trap, butthe vacume behind the closed throtle butterfly is higher...





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