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Holley 112-578 - Holley Throttle Bodies

Holley 112-578 - Holley Throttle Bodies
Holley 112-578 - Holley Throttle Bodies

JEGS Part Number: 510-112-578

Throttle Body
  • 2000 CFM
  • 4500-style Dominator Flange
  • Natural Finish

    Holley 112-578 Details

    Universal Throttle Bodies

  • Universal
  • CNC Billet Construction
  • Progressive Linkage System
  • More Precise Throttle Control
  • Better Drivability
  • Maximum Airflow
  • Minimizes Air Turbulence
  • Throttle shafts are offset with respect to the throttle plates so engine vacuum will assist throttle plate closure

  • Holley Throttle Bodies

    If you're thinking of building either a high performance or race multi-point fuel injection system for your engine, Holley has your air valve needs covered with their throttle body options. Holley offers a line of universal throttle bodies that range in sizes from 1000 cfm (4150-style flange) to 2000 cfm (4500-style Dominator flange). These billet beauties will provide all the air your motor can ingest. Built to stand up to the most severe street/race conditions and look great sitting on top of your street rod or street/strip engine. They have the looks to go with the brawn!

  • Standard square bore 4150-style or 4500-style mounting pattern for installation on many intake manifolds
  • Integrated vacuum ports
  • High quality aluminum for strength and weight reduction
  • Throttle bodies are an air valve only, no fuel injectors

  • Holley 112-578

    Hardware Included
    Gaskets Included
    Airflow Rate (cfm)
    2,000 cfm
    IAC Motor Included
    Injectors Included
    Sold individually
    Throttle Body Style
    Multi-port injection, MPI
    TPS Sensor Included
    Venturi Diameter (mm)
    Throttle Body Finish
    Throttle Body Material
    Billet aluminum
    Venturi Quantity
    Manufacturer's Part Number: