Power Steering Add-on System for LT4

Hydraulic Power Steering Add-on System for LT4 Wet Sump Engines- Black Finish

PART# 20-222BK

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Looking to put an LT4/LT5 crate motor or junkyard motor into your vehicle originally equipped with hydraulic power steering? The Holley Retro-fit Hydraulic Power Steering add-on kits for GM LT4/LT5 engines to the rescue. The hydraulic power steering kits works with original equipment GM LT4/5 accessories and brackets. The design incorporates a splined dual bearing system that eliminates belt stresses on the P/S pump's internal bearings, assuring long life. The supercharger drive maintains the original and optimized belt path and tensioner. Included with each P/S system is a throttle body angle correcting adapter that better positions the TB for swap applications. Versions of the power steering drives are available for LT4/5 dry-sump & LT4 wet-sump applications.


  • Add-on power steering to the OE GM accessory drive systems
  • Power Steering design with splined dual bearing eliminating stress on belt and pump's internal bearings
  • Original equipment Type II power steering pump included for OE (original equipment) looks and reliability
  • P/S hard line adapters included
  • Throttle body angle correcting adapter for easier intake tube routing on swap applications included
  • These retro-fit kits maintain OE pulley ratios for optimal accessory performance
  • Retro-fit kits allows for installation and use of larger supercharger crank pulley of 15% overdrive or 9.44” diameter
  • Available LT4/5 dry-sump & LT4 wet-sump applications


Accessory Drive StyleMid Mount
ApplicationGM Gen V LT4
Emission Code5
Product TypeAccessory Drive Kits
Part Number20-222BK



This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

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