Disc Brake Conversion Failing

I don't care what the online or voiced description says, I think it's wrong. Call Dr Diff. He can set you up with a correct one.
Would a car without a proportioning valve run a larger resivor to increase line pressure to the front? Totally Spitballin' here. Just wondering.... but yes, these people MAKE mistakes, and even sell crap that dont work. Knowingly....