Holley EFIThrottle Body - 4500 Dominator Flange, 2550 CFM

Important Information
"Big Dual"
$2,199.95
HOL 112-593

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2550CFM Dominator Flange "Big Dual" Throttle Body Air Valve

Holley's NEW EFI Throttle Bodies are unquestionably the BIGGEST BORE - MOST FEATURE LOADED units available on the market today. Holley went back to the drawing board and built the ultimate air valves for your hotrods power plant. The 2550 CFM Dominator Flange Throttle body will be at home on even the largest cubic inch engines. These throttle bodies are feature packed, showcasing roller bearing throttle shafts, non-contact magnetic TPS sensors, and index-able throttle leavers. Making these the ultimate throttle bodies for ease of installation and tuning. Regardless of whether you have a turbo, supercharger, or a big cam engine pumping massive gulps of air, Holley's throttle bodies are maximized for your application.

Features:

  • Lightweight billet design (4500 bolt pattern)
  • Dual throttle blades for maximum airflow
  • Shafts ride on roller bearings for ultra-smooth throttle actuation
  • Flows 2550 CFM
  • Versions with and without supplemental injector provisions (4 injectors per TB and rails)
  • Non-contact magnetic TPS sensor - Bringing Pro Stock and ARCA Technology to your ride!
More Information
Brand Holley EFI
AdjustableYes
Billet ColorClear
Bolt PatternDominator Flange
Bore Diameter28.5 SI
CFM2550
Emission Code4 - This part is legal for sale or use on Racing Use Only Vehicles
The following vehicles are considered Racing Use Only Vehicles:
Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
Fuel Injectors IncludedNo
Fuel System TypeEFI
Gasket Or Seal IncludedNo
Grade TypePerformance
Height Inches3es
Idle Air Control Motor IncludedYes
MaterialBillet Aluminum
Mounting Hardware IncludedNo
part typeFuel Injection Throttle Body
Product TypeThrottle Body
Throttle Body FinishPolished
Throttle Body MaterialBillet Aluminum
Throttle Body Spacer IncludedNo
Throttle Bore Sq Inches25.8
Throttle Position Sensor IncludedYes
WarningCalifornia Proposition 65
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