1250 CFM 1.900" venturi X 2.125" throttle bore - specifically built and calibrated for single 4bbl. applications, this carburetor will deliver the consistency and power your large engine demands. 3 circuit, 5 emulsion billet metering blocks with 4 corner idle provide the tuning ability required for todays high horsepower engines. External linkage allows for easy changes in throttle ratio while keeping moving parts away from engine internals.
Lightweight, state-of-the-art, and ready to run out of the box.
QFX All new aluminum main body w/raised venturi
Billet aluminum metering blocks with screw in restrictions
Aluminum fuel bowls with dual sight windows and fuel inlets
Nitrophyl® Floats (notched rear) and jet extensions
Viton® .130" Needles and Seats
Billet Aluminum annular booster inserts
Hand assembled and engine testedQuick Fuel Technology QFX Carburetor - 1250 CFM Drag Race 3-Circuit FX-4712 QFX-Series 4500 Gasoline Carburetor 1250 CFM 4-Barrel Dominator Flange 1.900" VenturiPit Stop USAoffers Quick Fuel Technology QFX Carburetor - 1250 CFM Drag Race 3-Circuit FX-4712 at low everyday prices. Be sure to check out all of our products from Quick Fuel Technology including Quick Fuel Technology 1050+ CFM Gasoline Racing Carbs.