Quote Originally Posted by gassersgarage
If your running a small block, they usually just run off of the rear carb till half throttle. Big block, on the other hand, need to run one to one linkage, otherwise the front cylinders run hot. Edelbrock uses 500 carbs for small blocks and 600 carbs for big blocks.

I run 600 carbs on my 454 with one to one linkage.
I don't think he needs a 1,000 cfm for a 5,000 rpm engine.