Holley Universal 4BBL 1000CFM 4150 Flange Throttle Body

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Universal 4BBL 1000CFM 4150 Flange Throttle Body



Holley’s 1000 CFM Throttle Body shares the same air entry area design that powers every NASCAR Sprint Cup Series™ car! The throttle body features integrated throttle position, idle air control and intake air temperature sensors, Ford and GM transmission kick down levers as well as all necessary vacuum ports.


  • Standard square bore mounting pattern for installation on many intake manifolds
  • Flows 1000 CFM to handle high horsepower engines
  • Exclusive CFD computer modeled air entry area delivers maximum velocity and accelerated air speed
  • Integrated TPS, IAC, and Air Temperature Sensor
  • Hi Flow IAC passages for large cubic inch engines for idle stability
  • Ford Transmission kick down Lever for use with Ford automatic transmissions
  • Integrated GM 700R4 transmission kick down location no adapters needed
  • All necessary vacuum ports (1) timed spark, (2) 3/8″ and (2) 3/16″ full manifold vacuum ports
  • 1.75″ throttle plates mounted to PTFE coated throttle shafts for high flow and a smooth feel
  • High quality die cast aluminum for strength and weight reduction

Select finish option from drop-down menu above. 

Additional information

Finish Options

Polished, Hard Core Gray


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