原文：
Los Angeles Times (pre-1997 Fulltext) - Los Angeles, Calif. Author: RALPH VARTABEDIAN Date: Mar 27, 1986 Start Page: 13 Section: View; 5; You Desk Text Word Count 569Abstract (Document Summary) Question: I have a 1972 Toyota Landcruiser with 45,000 miles on it. It burns oil and five of the six spark plugs are oil fouled. In a compression test, all the cylinders were OK. Is it possible for oil to pass by the rings and still have good compression?-D.I. You must be careful in your diagnosis, however, because it is more likely that the oil is entering the combustion chamber through worn-out valve seals or valve guides. It's unusual to have five bad oil-control rings. You can easily check the valves by pulling off the valve cover. Of course, inspecting the rings requires tearing apart theReproduced with permission of the copyright owner. Further reproduction or distribution is prohibited without permission.
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译文：压缩密封阀盖
问：我有45000英里，它在1972年丰田陆地巡洋舰。它燃烧的石油和6火花塞五顷石油犯规。在压缩试验，所有汽缸都行。是否有可能通过对石油的戒指，仍然有很好的压缩？迪 活塞队是密封的，汽缸壁的金属环。大多数发动机有三个压缩环和一个油控制环。压缩环内保持发动机的燃烧室爆炸的力量。 你必须小心，在你的诊断，但是，因为它更可能是石油进入燃烧室陈旧阀密封或阀门指南。这是不寻常的有5个坏油控制环。您可以轻松地脱下检查阀盖的阀门。当然，需要检查环撕裂整个引擎。

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