...uh. Please, God tell me the original poster, and you, aren't serious...
The lack of smilies worries me....:eek:
Feeding the exaust right back into the intake...okay, well, besides having a +500 degree intake temp to work with...you'd have: Virtually No oxygen, No "initial" air intake, no control over how much "boost" goes into this new bomb, and no throaty exaust note to say the least.
BAD...IDEA.....
Oh, btw, if you weren't serious, disregard all of this, and join me in a laugh
but if you are...you'd better plate the firewall in Kevlar, cause you're in for a big bang...