New to me Barracuda with Mopar Crate 390hp low oil pressure

Overlook68 said
The PCV is stopped up or something because she is pushing oil out the filler plug and PCV on the passenger side and crankcase filter on the drivers side. I plan on getting the adjustable PCV valve.

Yeech. Sounds like excessive blowby. Time for a compression test or a leakdown test.