It has come to my attention....oil evac units????

little bit of googling shows it was an option at some point, and was made standard later on

i think i like the idea...but since i just bought the evac pump, im gonna run with it


E-Z Oil Drain Kit - Fits Drain Plug Holes With Metric 12 X 1.75 Thread - Hardin Marine (hardin-marine.com)

That is it! Simple and easy!