I had screw in studs (no hex nut) installed in my 64 GTO heads many many years ago along with a MacKellar #10 camshaft (I had 3.90 Factory gears in the car at the time).
Never regretted that mod. Do it now vs later and regret the delay.
Tom V.
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"Engineers do stuff for reasons" Tom Vaught
Despite small distractions, there are those who will go Forward, Learning, Sharing Knowledge, Doing what they can to help others move forward.
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