Quote:
Originally Posted by Ol' Ron
You do nOT brake them Loose. The compression of the clamping force of the new installation. Changes due to the heat of the block and heads in an uneven manner. BY re- torquing the bolt/stud to 45 ft/lbs you even out the total clamping force of the fasteners.You will notice that some bolts move more than others as the gasket and materials come together. Now, with all this said. Back when a torque wrench wasn't available, we just snugged them up, every so often
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Thanks Ron. I was taught as you advise.
And I suppose common sense would dictate that if one were to loosen them, he'd have to start the entire process afresh. And, perhaps ruin any chances of making a permanent and quality seal.
Folks, do NOT loosen the nuts (bolts) prior to (re)torqueing.