Chevrolet built the L88 Corvette without a radio or heater on purpose, a deliberate filter to keep casual buyers away from an engine dyno-tested at roughly 560 horsepower against its official 430 hp rating. This entry breaks down the auction results that made L88 Corvettes the benchmark for six-figure muscle car money, including a 1969 example that sold for $825,000 with just 20,000 miles. Read on to find out what separates true scarcity from marketing hype.