Check this out. I couldn't tighten or loosen the stud, was afraid of busting it off. Saw this last time but had no time to really investigate it. Someone was in here before me, might have locktighted it and forgot to run it down? No clue but there was no nut at all so I made a spacer deal and locktighted it, should be just fine except clearance issues installing the valve cover back on. Oh and I dropped the first nut and it went down the oil hole into the abyss like it knew where to go. I'll try the magnet on a stick thing...
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