Sounds like this one has some tuning issues, but notes that it does have a registration. For $3k sounds like a great track bike or a potential street project.
quote from the ad:
For Sale 1994 Suzuki RGV 250 Recently registered, imported from England in 2003. Bike has been in covered storage since 2003. Needs carb work, but runs, new tires front and rear in 2002. This is a 2 stroke twin cylinder, custom paint in Kenny Roberts Jr. Telefonica replica paint scheme.