TCI Powerglide TCI 748200 Trans-Brake Valve w/ Spring 355008 our barrel springs design have

our barrel springs design have a maximum of 4" outer diameter (except B5 and B3 series)(Usually located on the center coil of the spring)

Lightweight centerpiece included

These high quality motor oils also help to provide better emission control

Available chrome plated or black for that "stock look"

Thermo Resistor

TCI Powerglide TCI 748200 Trans-Brake Valve w/ Spring 355008 our barrel springs design haveReplacement Release Valve and Spring for 748200.. This Release Spring replaces the release spring that came with your 748200 Transbrake. Accessories for Transbrake Release Valves For 748200. For 748200. 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