TCI Vacuum Modulator - Adjustable - GM - Powerglide - 1963-73 H760C01XXL 900 lb/hr at 9 psi

900 lb/hr at 9 psi

Great Choice for Towing

Fully charged and ready to install at time of shipping

MSD Ignition to GM Single Connector Coil

Duration 274 / 282

TCI Vacuum Modulator - Adjustable - GM - Powerglide - 1963-73 H760C01XXL 900 lb/hr at 9 psiGM '63 '73 Powerglide Adjustable Vacuum Modulator Valve. This TCI Adjustable Modulator Valve is designed specifically for GM '63 '73 Powerglide Transmissions. The vacuum modulator is a vital component of automatic transmissions. It tells the transmission what kind of load is being put on it, allowing the transmission to react with the proper line pressures and shift points. Over time, modulators can develop leaks, suffer ruptured diaphragms, become