That is one poor excuse for proof ... when it shows clearly that the the RPM's were different. That said...
...I'd say run whatever pump you want..because searching for hp in n oil pump is to be already be winning big money racing championships.
Where did I say it was proof? I just posted that as an example. All three dyno curves were essentially identical - whatever that's worth. A number here or there really doesn't move the needle much.
