What Modification Do You Regret?

i parted out a really rough 68 barracuda 4 speed car. the travesty was that it was an auto-mex car. i thought it was cool, however it was not looking like i could title it here in california, so i took all the parts i needed off of it. and the good people in ebay land got the rest. this car would have been a great piece to document for historical reasons as i am sure there are folks out the interested in auto-mex stuff. some highlights of the car are: hi-po 318 (4 bbl carter, dual point dist.) .020 overbore and premium fuel stampings on the block. 833 4sp. with an inland shifter. a center console i have never seen before or since. dana rearend(probably a 44). manual everything. ralleye gauges with speedo in kmph. heater delete. foot pump for windshield washer. a few parts made in mexico like the horns, winshield washer resevoir i still have for a souvenier. if i could turn back time(sung in cher's heavenly voice) ....