Thread: OM617 cranks, no start
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  #35  
Old 12-12-2008, 05:55 PM
OM618 OM618 is offline
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Join Date: Dec 2008
Posts: 42
Quote:
Originally Posted by moon161 View Post
When it's running, you'll wonder if you can keep the hand. Typical vacuum is about 9" Hg, or 10 PSI. 20 or 30 lbs of force over than throat area.

So, at crank, how much air should it be moving?
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