The Quick Fuel QFX-Series 1450 CFM carburetor is the flagship drag racing model in the QFT lineup. Raised air horns improve entry into the venturi while keeping flow over the air bleeds undisturbed, and annular boosters with CNC-machined billet aluminum inserts deliver a strong fuel signal. It is a Model 4500 four-barrel running mechanical secondaries on gasoline.
- Series: QFX-Series
- Airflow: 1450 CFM
- Model: 4500
- Configuration: 4-barrel
- Secondaries: Mechanical
- Material: Aluminum
- Finish: Polished
- Fuel: Gasoline
- Part number: FX-4714
Emissions
This carburetor is legal for sale and use on non-emissions-controlled (pre-emissions) vehicles and racing-use-only vehicles. It is not legal for sale or use on pollution-controlled motor vehicles. Verify your local requirements before purchase.
FAQ
Is it street or emissions legal?
No. It is a performance carburetor for non-emissions-controlled and racing-use vehicles; it is not legal for use on pollution-controlled motor vehicles.
How much airflow does it provide?
It is rated at 1450 CFM.
Does it use mechanical or vacuum secondaries?
It uses mechanical secondaries.
What fuel does it run on?
It is calibrated for gasoline.

