I had small port stage 6 heads on my 470 that flowed 308 cfm. With pt72 turbos the car would go 9.1s with my minimum boost settings of 5-8psi. Turn up the boost, go faster. Always ran the car on pump gas (we have e-10 93 octane here)
Car was 3900lbs with me in it.

"use it 'till it breaks, replace as needed"