I'm in the same situation as you on having to rechrome my vent widow and find a good handle. I talked to nosmopar.com and they supposedly have NOS in stock. $60 for drivers side (USA) and $50 for passenger side. Believe the place is out of Canada. I've never ordered from them before.
888-772-7848 Greg*
Part numbers (don't remember off and which one is left/right side)
2216618
2216619
