Why would low lift head flow hurt power?

Rat Bastid said
R-E-V-E-R-S-I-O-N is real. Don’t discount how bad it screws up everything.

Imagine looking at the seat n valve like a clock... common/bore @9:00 ...plug @1:30 ..ssr @8-5 perhaps..
Play the game of "guess that reversion time"
Where a pitot helps us learn even more.
we can just cam around it too.