Take a look at the attachments for the oil pressure sender. This is under the distributor so I am not sure it is the issue but I would suggest cleaning off the oil and then starting the engine after you top the oil off and see if you can locate the source.
Here is a guide that can help with this as well:
Let us know if you have other questions or what you find. Thanks
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Thursday, December 17th, 2020 AT 6:24 PM