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1. Re: [Healeys] 100M Compression -- leakdown (score: 1): Author: Greg Mandas <gmandas@yahoo.com>; Date: Sun, 26 Jun 2011 08:30:33 -0400; Whenever I discuss compression with my mechanic, he says I really need to do a "leakdown". He says it's more informative. Uh... What's a leakdown test? Greg 65BJ8 Sent from my iPhone so please excuse; /html/healeys/2011-06/msg00799.html (8,257 bytes)
2. Re: [Healeys] 100M Compression -- leakdown (score: 1): Author: "Dave Porter" <frogeye@porterscustom.com>; Date: Sun, 26 Jun 2011 06:46:27 -0600; Compression testing is best with all plugs removed, throttle open, warm engine and a good battery charger to maintain cranking speed. There are wet and dry variations which have been supplanted by le; /html/healeys/2011-06/msg00800.html (10,140 bytes)
3. Re: [Healeys] 100M Compression -- leakdown (score: 1): Author: healeyguy@aol.com; Date: Sun, 26 Jun 2011 08:47:55 -0400; What's a leakdown test? Basically pressurize a cylinder with the valves closed and see how long it takes for the pressure to drop. Somewhat simplified explanation. Aloha Perry Whenever I discuss comp; /html/healeys/2011-06/msg00801.html (7,502 bytes)
4. Re: [Healeys] 100M Compression -- leakdown (score: 1): Author: Austin Healey <pajtamuvek@gmail.com>; Date: Sun, 26 Jun 2011 16:46:34 +0200; Leak down testing is done with a spec gauge (leakdown tester). It is measuring the pressure loss by percent. The advantage of the leak down test against a comp. test is that You can see the actual lo; /html/healeys/2011-06/msg00809.html (9,851 bytes)

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