Additional Images

Holley EFI Throttle Body 112-589

Fuel Injection Throttle Body


Throttle Body; LS 90mm w/Tapered Bore; Idle Bleed Adjustment; TPS Clocker And PCV Passage Included; Cable Driven; Black Anodized;

Please Call for Availability


  • Allows TPS To Rotate Back Into Required Idle Voltage Range
  • Can Adjust Idle w/o Affecting Throttle Position Or TPS Volts
  • PCV Passage Valve Closes To Accommodate Forced Induction Apps
  • Tapered Transition Eliminates Low Rpm Drivability Issues
  • Billet Body Has High Tolerance Design/Look Your Engine Deserves
  • Black Anodized Finish For Corrosion Resistance/Serious Good Looks
  • Cruise Control Provision Built In For Cruise Control Cable
  • Mounting Hardware And Gasket Included
Holleys BILLET LS Throttle Bodies are the MOST FEATURE LOADED available. Holley went back to the drawing board and built the ultimate air valve for your LS engine! The 112-589 throttle body features a 90 millimeter bore and a low RPM drive friendly taper. Innovative features like Idle Bleed Adjustment, TPS CLOCKER, and closable PCV Passage Valve, make them the ultimate throttle bodies for ease of installation and tuning. Regardless of whether you have a stock LS engine, turbo, supercharger, or a big cam engine sucking gulps of air, Holleys throttle bodies are maximized for your application. The barrier protection of the BLACK ANODIZED finish also offers up a modern tech look!


Billet Color:Black
Material:Billet Aluminum
Throttle Bore:90mm
WARNING CA Proposition 65:No


  • 112-589
  • 112-589
  • Holley EFI
  • New

Shipping Information

  • Item Requires Shipping
  • 3.1 lbs.
  • W6.2500” x H4.5000” x L10.7500”

Customer Reviews

Comment Total Reviews (0)

Write the First Review!

You must login to post a review.