Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.1 exptools 1/6/84; site ihu1g.UUCP
Path: utzoo!watmath!clyde!akgua!mcnc!decvax!harpo!ihnp4!ihu1g!fish
From: fish@ihu1g.UUCP (Bob Fishell)
Newsgroups: net.auto
Subject: Re: The Measurement of Tire Pressures
Message-ID: <343@ihu1g.UUCP>
Date: Mon, 14-May-84 12:47:24 EDT
Article-I.D.: ihu1g.343
Posted: Mon May 14 12:47:24 1984
Date-Received: Tue, 15-May-84 05:43:41 EDT
References: <1466@sdccs6.UUCP>
Organization: AT&T Bell Labs, Naperville, IL
Lines: 8

The rule of thumb is to add 4 psi to a cold measurement to convert
it to a "hot" measurement.  Look up Boyles' laws for a more accurate
computation.  However, I thought that tire pressure should always
be measured hot, because that's what the tires are when you're rolling.
-- 

                               Bob Fishell
                               ihnp4!ihu1g!fish