These are suitable for parts only 

They are in rough shape being 57 years old

Faults

1. cable is broken that winds the vent open and closed & vent flap is showing its age
 
2. vent flap is perished and has hole in flap and deterioration, plastic connector from rod to flap is missing


Pair of Air Vents

Datsun 1600

1968 - 1969