That’s the main idea.
IIts the start of one.
It doesn’t unless there is a need for more than 7 to 7500 rpm.
This is the way races do it in years passed before “Oil filter relocation kits” were available.
No
It really doesn’t. But it has its pros and cons.
Possibly only due to the length of oil line available as pictured.
Check it all out!!!!