HV oil pump vs Stock oil pan
If you have 15 PSI HOT at 850 RPM idling, NO ISSUE!
The questions to ask is:
"What is the pressure at 2,500 RPM?" If its at 25+ PSI no issues.
"At 4,500 RPM?" 45+ PSI no issues.
"At 6,500 RPM?" If LESS than 65 PSI, then issues.