Even the greats need a reality check from time to time. Porsche had just celebrated its 60th anniversary, but increasing production costs and a high Deutschmark, paired with an ailing U.S. market and increased Japanese imports, had all but decimated the company. From 1986 to 1991, North American annual sales fell from 30,471 cars to just 4,388. Porsche was on the brink of collapse...