Finish the Rear Cradle: Overview If you’re already under the car refreshing bushings, detailing, or tidying hardware, PHR Subframe Reinforcement Braces are a simple, high-impact way to make the MKIV Supra’s rear underbody lo... Oct 15, 2025 Tech and Knowledge
Understanding V-Band Inlet Turbine Housings Jumpto the Flange DimensionReference Table→ Jump to the Turbo Application Table→ Why “VB” at all? (The naming problem we’re solving) Legacy turbo slang (e.g., “T3,” “T4,” “Sportsman,” “T6/Pro Mod”) re... Oct 8, 2025 Tech and Knowledge
How to add a dowel pin to the mechanical fuel pump or vacuum pump drive. Important Precursor Note: This dowel pin modification is not strictly required for proper operation of the mechanical fuel pump or vacuum pump drive. To date, we have never had a drive back out in ser... Sep 25, 2025 Installation Articles
A Closer Look at the PHR Billet Fuel Cell Cap When it comes to high-performance builds, details matter. The PHR Billet Fuel Cell Cap is a perfect example of that philosophy—designed with durability, reliability, and clean aesthetics in mind. Whet... Aug 22, 2025 Tech and Knowledge
PHR Supra Fuel System Installation Guide PHR SUPRA FUEL SYSTEM GUIDED INSTALLATION Link to MKIV Fuel Systems DISCLAIMER : IMPROPER INSTALLATION OF FUEL SYSTEM COMPONENTS CAN CAUSE SERIOUS INJURY OR DEATH. PHR RECOMMENDS PROFESSIONAL IN... Jul 1, 2025 Installation Articles
PHR Adjustable Timing Pointer for 2JZ Installation Instructions When you’re running a dedicated race engine without the factory front timing cover, accurate ignition timing becomes a manual job—and PHR has your solution. The PHR Adjustable Timing Pointer is design... Jun 19, 2025 Installation Articles
Stay Cool, Stay Fast: The New PHR SPAL 15.2" Brushless Fan Kit for MKIV Supra When it comes to building a serious MKIV Supra, the cooling system is often an afterthought—until it becomes the problem. Whether you’re street driving, making highway pulls, or tracking your 800+ hor... May 23, 2025 Tech and Knowledge
PHR Full Send Timing Support Bracket Installation Instructions The PHR "Full Send" Timing Support Bracket is designed for only the highest horsepower producing 2JZ engines in the world! This bracket is essential for high-horsepower, high-RPM 2JZ engines, where th... Mar 18, 2025 Installation Articles
PHR Titanium Freeze Plug Set – The Ultimate 2JZ Block Upgrade When building a high-performance 2JZ , every component matters. Small details can make a huge difference in durability, reliability, and performance , and one commonly overlooked component is freeze p... Feb 3, 2025 Tech and Knowledge
Unleashing Maximum Performance: The PHR S23A Turbo Manifold for 2JZ Engines Powerhouse Racing has done it again. Introducing the PHR S23A Turbo Manifold —an evolution of our highly regarded Billet Collector manifolds, now featuring an innovative cast collector that delivers t... Feb 3, 2025 Tech and Knowledge
Lock it Down with Precision: PHR's Customizable Cam Gear for the 2JZ/1JZ For serious tuners and performance enthusiasts, precision and customization are everything. That’s why we’re excited to introduce the PHR Billet Adjustable Locking Cam Gear for 2JZ/1JZ engines – the u... Feb 3, 2025 Tech and Knowledge
PHR Power Steering Cooler Installation Remove the left hand side headlight. Attach the mounting bracket to the end of the cooler without the fittins like shown. You should not tighten the bolt yet. Remove this bolt. You will use this locat... Jan 9, 2025 Installation Articles