Quick Fuel FX-4712 QFX 4712 Carburetor 1250CFM

3-Circuit-4500;<br><br>Serious drag racing demand a serious drag racing carburetor, and the QFX-Series stands as the flagship model in QFT's lineup. Raised air horns improve entry angle into the venturi while ensuring undisrupted flow over the air bleeds. Annular boosters with CNC-machined billet aluminum inserts provide increased air flow, a stronger signal, and less turbulence. QFX™carbs offer unparalleled fuel atomization with annular boosters specific for either gas, methanol, or E85 fuels. Five-emulsion billet metering blocks and four-corner idle circuits offer flexible tunability that today's high-horsepower engines demand. To cover a broad range of applications, methanol- and E85-compatible models, as well as two- and three-circuit fuel systems, are available. Ready to run out of the box, the QFX-Series carburetor will help you get to the winner's circle.<br><br>-QFX aluminum main body w/raised venturi<br>-Billet aluminum metering blocks with screw in restrictions<br>-Aluminum fuel bowls with dual sight windows and fuel inlets<br>-Nitrophyl® Floats (notched rear) and jet extensions<br>-Viton .130 in. Needles and Seats<br>-Billet Aluminum annular booster inserts<br>-QuickLink™ adjustable secondary opening adjustment<br>-Hand assembled and engine tested;