lifter galley crossover tube

No smoke and mirrors if you want to shift at 8500. It’s fine if you want to keep it well below that. You still need full groove bearings, you still need to control the leaks, and you still need to get the pick up tube as big as you can, and with a center sump pan that’s about impossible.

Well, there are people out there running faster than what you're talking about spinning way less RPM.