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Article #194Re: Causes of pinging
From: r.l. schieve
Date: Tue, 03 Dec 1985 19:52
Date: Tue, 03 Dec 1985 19:52
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..... > 5) carbon deposits on the head and the top of the piston GLOW and ignite the > new charge too soon. This is a good reason to clean surfaces during a valve > job. If you have a carb, you can battle this with an "internal steam clean"! > > INTERNAL STEAM CLEAN: get a pint or a quart of water in a pourable container. > Take the air cleaner cover off and get a good grip on the throttle. The car > must be hot. Rev the car up to 3 grand or so, and pour water down the barrel > of the carb, fast enough to slow the engine down, but not fast enough to stall > it out. Use the throttle freely to keep it going. If the car stalls and > floods, open the throttle and wait a few. Sounds wild, but I have cured > (temporarily, at least) a few pingers this way. > ...... Has anyone else tried this??? I have never heard of doing this before and would like more than one opinion before drownding any engine I work on. Rick Schieve ...ihnp4!ihu1g!rls
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Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/18/84 exptools; site ihu1g.UUCP Path: arc1-ca.pugleaf.net!utzoo!watmath!clyde!cbosgd!ihnp4!ihu1g!rls From: rls@ihu1g.UUCP (r.l. schieve) Newsgroups: net.auto.tech Subject: Re: Causes of pinging Message-ID: <738@ihu1g.UUCP> Date: Tue, 3-Dec-85 14:52:34 EST Article-I.D.: ihu1g.738 Posted: Tue Dec 3 14:52:34 1985 Date-Received: Thu, 5-Dec-85 06:08:16 EST References: <1@vaxine.UUCP> Organization: AT&T Bell Laboratories Lines: 21