is the 18-22psi streetable? and what things would get the best gas mileage besides using a 500cfm over a 600cfm?

Last edited by snowman4839; 08/20/10 02:00 AM.

69 Buick Special Deluxe. Intercooled Turbo Chevy 250 @ 15psi on a stock long block. It's kinda fast.