TCI TH400 Spring Pressure Regulator 935026 Rear Main Seal Housing

Rear Main Seal Housing

Ford 9 in Center Section

micron-sized openings to allow air in while filtering out the grime that will eventually clog an air filter or breather

Leak Proof Seal At Cylinder Heads

Breather kit provides a remote location for adding a larger breather to many popular manual transmissions

TCI TH400 Spring Pressure Regulator 935026 Rear Main Seal HousingTH400 Pressure Regulator Spring. This Spring replaces the spring on TH400 Pressure Regulators. TCI Replacement Springs For High Spring Springs, see 221600. For High Spring Springs, see 221600. You've invested in horsepower. Now get it all to the ground with TCI. TCI's track tested Transmissions, torque converters and components can turn that muscle into rear wheel power. Designed, built and tested by hardcore racers and enthusiasts, TCI Transmission