Plenty of cars I wish I'd kept but the biggest regret is the '70 Charger R/T 440-4/auto, FC7/black, 3.55 SG. Bought it in '88 for $1100 with a 383 in it. Original 440 was gone, but I had a nice running '69 440 on the stand.
Sold it because I was bored and wanted something that ran. I still kick...