Budget DIY introduction

[65ShelbyClone]

I assume you are hoping that intake side pressure will push exhaust into the turbo? If that was possible, the turbo would run by itself without an engine.

As long as there is a continuous source of burning fuel and air, a turbocharger is usually capable of running itself. A cursory web search will bring up videos of turbochargers made into turbine engines. It's even been done intentionally on automotive engines for the purpose of eliminating turbo lag. Audi was doing it in the '80s to great success: https://bufkinengineering.com/Umluft.htm

Subaru/Prodrive pioneered the "rocket" antilag that uses an actual turbine-style combustor to run the turbo independently of the engine, explained here: