HEAVY DUTY COMPETITION PRESSURE REGULATOR SPRING

This spring will produce between 210-215 psi of line pressure. This pressure regulator spring is designed exclusively for Pro-Street and Competition TH400 applications. This spring is engineered to provide the smoothest and most efficient pressure regulation over any other design ever produced for the TH400. Its unique design works excellent with transmissions utilizing a fixed line pressure. The spring is manufactured in the USA from high strength wire.