Common on chevies but rare on mopars but you may have to drop the pan to check the oil pickup. How did the oil filter look as far as contamination. Good, bad. If bad it has to come apart anyway. If it’s a pump at least they are pretty cheap. If it’s bearings, not so much.

1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time