Pressure Regulator Spring - 170-190 PSI

The Coan Racing COA‑32044 Pressure Regulator Spring (170–190 PSI) is a precision-engineered replacement spring designed to maintain optimal hydraulic line pressure within TH350 transmissions. Crafted to Coan’s exacting standards, this spring increases regulator valve resistance, ensuring consistent 170 to 190 psi pressure for firm, dependable gear engagement and enhanced clutch apply under load. Whether you're refreshing your valve body during a rebuild or upgrading pressure control for improved performance, the COA‑32044 delivers reliable pressure stability and drivetrain confidence in high-demand street or race environments.