For affordable cars that may make a few bucks - gotta start thinking 80's and 90's
Pontiac Fiero - 88 GT
Ford Mustang - 93 SVT, 84 SVO
Buick Grand National GNX
Olds Hurst (3 shifter ones)
Some of those early 80's muscle(less) cars from GM (CamaroZ28/TransAm)
Just my opinion