55-58 Chevy Truck Deluxe Heater Control Valve.
Replace your broken, leaking or missing valve with this quality part. The inlet and outlet on the control are 5/8", stock size. Works on all 55-58 Chevy Truck Models with a Deluxe Heater. The Deluxe Heater has the dash control levers that go up and down, not the one round knob control. Made in the USA by Danchuk.