I believe these will be what you need:
PCV Valve Grommet, PCV Valves/Hose, 187-336-1067-1 Reproduction, NOS and Used Mopar Muscle Car Parts
Black PCV Valve 1962-69, PCV Valves/Hose, 125-PCVS101 Reproduction, NOS and Used Mopar Muscle Car Parts
Non-CAP breather:
Mega Parts USA - Reproduction, NOS...