Thanks John...I was leaning there anyway didn't look like I was going to find someone with that experience.
Dang the Fox miracle plug seems to be the way of the dodo bird. Used it back in the 80's with all my saito's.
I use the OS "F type" in my Sportster bipe with a OS 70 surpass. I'll be back after some idle tests, couple days tops

P.S. John, yea it's the "basin"