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Hey Ed==It should run between 200 and not over 240. Anything over that if operated for some tome can damage the engine. You should have a clean 4 core radiator and a good cap that holds at least 17 pounds of preasure. Make sure the fan clutch is working properly. Goodluck Joe

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โˆ™ 2004-07-23 11:01:33
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Q: What is the normal operating temperature for a '69 Chevy 396 engine with auto trans?
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