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Riddle me this

To: <spridgets-digest@autox.team.net>
Subject: Riddle me this
From: "Engfehr, John (J.D.)" <jengfehr@ford.com>
Date: Mon, 13 Mar 2006 14:41:02 -0500
Why is the compression still so good?
 Remember, compression is taken with the engine spinning at , say 200
rpm - 300. Leakdown the engine is not moving. It is easier for the rings
to seal while in motion and with 200 psi load on them, compared to a
static leak down test.

John Engfehr




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