Under the fiberglass body, C2 and C3 Corvettes have a steel inner structure often called the "birdcage." It surrounds the cabin and windshield. Water leaks from windshield and roof seals can rust it, especially at the windshield pillars and the lower windshield frame. Repairs can be extensive because the body may need to come off.

A step-by-step approach to inspecting a used Corvette before you buy, and when to bring in a specialist.

How to put a Corvette away for the off-season so it starts easily in spring, without flat-spotted tires, a dead battery or a rodent nest.

A plain-English tour of all eight Corvette generations, what changed between them and what each one is like to own today.