HI try www.yearone.com its a parts store dedicated to old GM cars.. or check swap meets and junk yards.
good luck
tim
year one, paddock or oer
yearone.com
I have a 78 Monte Carlo. I'm looking for the driver side blinker / turn signal / parking light cover. I don't need the whole light bulb set up just the cover lens. It needs to be a 78 one with the Monte Carlo emblem. Links or websites would be helpful. Thank you.