I appreciate the help so far guys as far as the engine I want to aim for some where in the ball park of 450 to 500 HP. I know that the rv motor has low compression I am budgeting for a set of heads, cam and a few misc. Upgrades I am wondering as to why a few have suggested to sell tunnel ram and carbs I like the setup had a friends had that had that setup would like to utilize it if I can again all help appreciated.