Project Cheap & Nasty Updated With Back Story

I may have something here in a universal flavor (maybe even chrome and tacky!) if that’s okay. What length will it need to be? Pretty sure I’ve got something in the neighborhood from the top of the tube to halfway to the bottom of the sump.
From where the dipstick comes out of the handle to the tip of the dipstick, it's lookin like 12 1/8" give or take.