The ultimate drag race carburetor is the QFX with it's new raised venturi design. Improved throttle response and increased consistency are all part of the package. Whether you use a throttle stop or run heads-up this carburetor will help you get to the winner's circle.

  • 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
  • External Linkage
  • Hand assembled and engine tested



Quick Fuel Technology FX-4700 QFX Series C..

QFX 4700 Carburetor 1.710 2CIR..

$1,081.15

Quick Fuel Technology FX-4710 QFX Series C..

QFX 4700 Carburetor 1.710V..

$1,135.21

Quick Fuel Technology FX-4710-E85 QFX Seri..

QFX 4700 Carburetor 1.710 E-85..

$1,269.83

Quick Fuel Technology FX-4711 QFX Series C..

QFX 4700 Carburetor 1.800V..

$1,224.25

Quick Fuel Technology FX-4712 QFX Series C..

QFX 4700 Carburetor 1.900V..

$1,297.39

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