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Old 06-22-2022, 11:09 PM   #3
Y-Blockhead
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Join Date: Jul 2011
Location: Redondo Beach, CA
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Default Re: Model A fuel shut off thread

It is ¼" NPT. Be careful not to tap too deeply, making the hole too large. Then you will have a real problem.

I have found Permatex thread sealant works well. https://www.amazon.com/dp/B0002UEOP0...lig_dp_it&th=1

Last edited by Y-Blockhead; 06-23-2022 at 08:56 AM.
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