First off, there's no poll. Without seeing what he's narrowed it down to, I'll just list my prefrences (in no particular order)....
BMW E36 M3 ('95 if possible - best year)
BMW M roadster
BMW M coupe
Mazda FD RX-7 TT
Honda S2000
Toyota MKIV Supra TT
Subaru WRX '02-'03
Subaru 2.5RS '99-'01
VW GTI
Pontiac Firebird TransAm WS-6 '01ish+
Nissan 240sx '97-'98
Toyota MR-2 T
Acura Integra Type-R or GSR
Audi S4
Chevy Camaro SS
Chevy Corvette
Dodge Neon SRT-4
Honda EK or EP3 Civic Si
Ford Mustang GT or Cobra
Lexus SC300
Mazda MX-5 Miata
Nissan 300ZX TT
Mitsubishi 3000GT VR-4
Porsche 944 T
Classic Mini
^ most of those will leave enough money for mods, engine swap, and/or forced induction...