TorqStorm Supercharger build advice needed

Rug_Trucker said
Should be lots of H1-C's out there from 5.
9 first Gens. No waste gates on them .

I don't think those turbos lend themselves to draw thru use. Don't think they have the proper oil seal. There are some turbos that have conversion oil seal kits available. don't know if those are one of them.