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What is the oil pressure supposed to be on a chev 5.7 at idle?

The oil pressure for a Chevrolet 5.7L engine at idle should be between 20 and 45 psi (pounds per square inch). However, the acceptable oil pressure range can vary slightly based on the specific model and year of your vehicle. It's always best to refer to the owner's manual or a reliable automotive data source to obtain the precise oil pressure specifications for your Chevy 5.7L engine.