Upgraded V8/6-Speed: 1989 Chevrolet Corvette Convertible (opens in new tab)

If you've been scouring the market, searching for a C4 Corvette to park in your garage, your quest may be at an end. This 1989 Corvette Convertible presents superbly and is a turnkey proposition with 57,000 miles on the clock. However, that isn't the ace up its sleeve, because the seller's carefully considered engine upgrades...