The 'Plain' Camaro Chevy Barely Built, Now Worth A Fortune

On the last morning of 1968, two plain blue Camaros sat frozen on a small Chevrolet lot in La Harpe, Illinois, a farm town of barely thirteen hundred people. It was twenty-two degrees below zero, and neither one would start. Nobody driving past would have looked twice. No stripes. No badges. No hint of what was hiding underneath. But under that plain paint sat the most powerful engine Chevrolet ever slipped past its own bosses: an all-aluminum 427 born in the Can-Am racing wars, smuggled into a pony car through a fleet-order loophole that General Motors never meant for hot rods. Chevy rated it at 430 horsepower. Everyone knew that number was a lie. This is the story of the ZL1 Camaro, the car Chevrolet barely built. Only sixty-nine of them ever existed, dreamed up by a small-town dealer and drag racer named Fred Gibb, who reached into the most secret performance program at General Motors and pulled out a monster. Then the bill arrived, and the engine option alone cost more than the entire car. The cars wouldn't sell. Dealers returned them by the dozen. The man who created the greatest Camaro of all was nearly ruined by it. Today, one of these plain blue sleepers sells for over a million dollars. It's the ultimate dismissal-to-reversal story from Detroit's golden age, the rule the corporation swore couldn't be broken, and the forgotten man who broke it. What's the most innocent-looking car you ever saw that turned out to be a monster? Tell us below.