Q-Series Carburetor Replacement for 4412 500CFM Gauge Rule Circle TrackWhile modifying a street carburetor for circle track applications can work reasonably well, Quick Fuel Technology's Q Series circle track carbs eliminates the guesswork and offer substantial advantages in adjustability, consistency, and predictability. Since racing around a banked oval pushes fuel to the passenger side of the car, Q Series circle track carburetors feature die cast aluminum fuel bowls with internal baffles that eliminate slosh. The