I ended up changing over the dash bulbs in both 79 Monte Carlo and the 88 Super Sport to these from Super bright LEDs The difference in the SS was well worth the time.
https://www.superbrightleds.com/mor...919/?year=1979&make=16&model=1191&scc_id=1416
They are dimmable and are not polarity sensitive.
Before
![P1012138.JPG P1012138.JPG](https://cdn-0.gbodyforum.com/data/attachments/115/115528-9d34d5bffd07b19e4d7d4f8d6de83053.jpg?hash=nTTVv_0HsZ)
After
![P1012154.JPG P1012154.JPG](https://cdn-0.gbodyforum.com/data/attachments/115/115529-2e8bb9ee97a584e81221e7b0cc0b8a2b.jpg?hash=Lou57pelhO)
https://www.superbrightleds.com/mor...919/?year=1979&make=16&model=1191&scc_id=1416
They are dimmable and are not polarity sensitive.
Before
![P1012138.JPG P1012138.JPG](https://cdn-0.gbodyforum.com/data/attachments/115/115528-9d34d5bffd07b19e4d7d4f8d6de83053.jpg?hash=nTTVv_0HsZ)
After
![P1012154.JPG P1012154.JPG](https://cdn-0.gbodyforum.com/data/attachments/115/115529-2e8bb9ee97a584e81221e7b0cc0b8a2b.jpg?hash=Lou57pelhO)