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The valve may or may not be actually burnt (melted), but have other physical damage such as cracks or areas where ... A condition known as "valve recession" can allow the valves to recede or sink into the head because of excessive seat wear. This causes the valve lash to be lost which allows the valves to leak and burn.
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autos.yahoo.com/maintain/repairqa/engine/ques053_1.html
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Valve Failures: Causes & Cures ... By understanding the causes of valve failure and making sure you have not overlooked anything when replacing and reconditioning valves, seats, guides and the rest of the valvetrain components.
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www.aa1car.com/library/ar1192.htm
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CarGuru > Technology > Burnt Valve Question 10 May 2005 04:43:58 ... Before I go taking off the head of this 1.0L Metro engine I'd like to know how a burnt valve acts in relation to the performance of the engine. What it is doing is acting like a bad miss. Like it even has water in the gas.
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car-guru.com/technology-engineering-tuning/26-723-burnt...
car-guru.com/technology-engineering-tuning/26-723-burnt-valve-question-read.shtml
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i have low compression in the #2 cyl. and the rings and head gasket is fine so i called a few people and they said that 9 out of 10 its a burnt valve. so i was wonder what causes that and what it is.
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www.nissanforums.com/archive/index.php/t-47412.html
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This high-pressure, hot gas erodes the surface of the valve and seat, leading to what is called burnt valves. Burnt valves don't seal tight, so the condition compounds itself. ... If a valve is seriously burnt, it must be replaced. Lapping is the least costly, least effective and easiest repair to burnt valves.
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www.willystech.com/faqs/Breakout/engine.html
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From the experiences with our Chryslers, at about 80,000 miles on a 1960-70s vintage B/RB V-8, you can expect to have a burnt valve. Seems like ours were usually on #5 or #7 cylinders.
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www.forwardlook.net/iml-archive/msg91277.html
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Replaced the PCV Valve, Fuel filter , spark plugs, etc.... I'm now convinced after some research, thats its related to the Infamous CRV Burnt Valve Syndrome. I have 60K miles on this thing. I can tell the valves need some adjustment at this moment, and my check engine light came on last ... Too tight causes them to burn. >
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www.hondacarforum.com/honda-3/16416-crv-burnt-valve-sag...
www.hondacarforum.com/honda-3/16416-crv-burnt-valve-saga.html
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1817 burnt oak dr dvd read burnt cds eyes feel burnt and ongoing headache burnt toast show ; ... 50w mr16 socket burnt burnt hills ballston lake girls basketball burnt store road punta gorda fl burnt yamaha sliders ;
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montroservresort.com/dieuf/mmjzg/burnt.php
montroservresort.com/dieuf/mmjzg/burnt.php
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