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Re: Re: Generic Oil Pressure
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Posted by ErnieD on November 30, 2000 at 16:22:28 from (209.130.139.116):
In Reply to: Re: Generic Oil Pressure posted by Salmoneye on November 30, 2000 at 01:08:25:
10 psi/1000 rpm was endorsed by Smokey Yunich (sp) of Popular Science 25 years ago. Excessive bearing clearance will start out high cold and fall bad hot. Pulsating oil pressure is a bearing insert spinning and covering the oil passage. We had a continental engine that ran for several years with single digit pressure, including silo power wide open for hours on end. In the end it exhibited knock with zero psi at idle, with good reason, i might add. We also had a Ford Diesel knock with 50 psi hot. This was a spun bearing.
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