Thread: Pressure relief valve in back of Block
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Old 05-18-2009, 05:04 PM
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patrickt patrickt is offline
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Cobra Make, Engine: ERA #732, 428FE (447 CID), TKO600, Solid Flat Tappet Cam, Tons of Aluminum
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Quote:
Originally Posted by ERA Chas View Post
22PSI hot idle, 75PSI @ 6800 hot with Rotella 15-40.
I never noticed that the PR valve was causing drag on my crank...
What makes you think it's opening at all?
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