Upgrade your lowrider’s hydraulic system with the R&D Series Aluminum Hydraulic Block, available in both Right-Hand (RH) and Left-Hand (LH) configurations for perfect fitment. Each block features a built-in **air port** and **Helicoil inserts** for secure, leak-free connections.
Machined in-house from aerospace-grade billet aluminum, this block delivers unmatched durability, precision, and a show-quality finish. Proudly crafted in **Visalia, California**, it’s the ideal choice for lowrider enthusiasts looking for both performance and style—made in the USA.
 
Features:
Hellicoil inserts installed