ARP 2084302 12-Point Cylinder Head Stud Nuts
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<b>[Product Information]</b><br>
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<li>12 Point Nuts w/Under Cut Studs</li>
<li>Stud Is Placed Vertically In Special Racks And Precisely Heat Treated To 200,000 PSI</li>
<li>Centerless Ground To Make It As Close To Perfectly Concentric As Possible</li>
<li>Thread Rolled After Heat Treat, Which Gives Them About Ten Times Better Fatigue Strength Than Those Studs That Are Threaded Prior To Heat Treat</li>
<li>Uses A Premium Grade 8740 Alloy That Is Rated Far Superior To Aircraft Quality</li>
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