compression test on 95 302

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Mar 27, 2003 | 04:20 PM

mstaser

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Joined: Mar 2003

Posts: 137

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From: Kickapoo, IL.

compression test on 95 302

What is the compression supposed to be on my 1995 F150 302.
I can't find it anywhere.

Mar 27, 2003 | 07:04 PM

PigFarmer

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Joined: Mar 2002

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From: Charter Oak, Iowa

compression test on 95 302

Stock should be about 8.9/1

Randy

Mar 27, 2003 | 10:09 PM

steve83

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Joined: Nov 2002

Posts: 9,987

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From: Memphis, TN

compression test on 95 302

The actual pressure (ideally) should be the compression ratio times your local atmospheric pressure (14.7psi at sea level). So if the stock spec is 8.9:1 and you live in New Orleans, you should see ~131psi.

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