With the 1966 GT40 Mk II, Henry Ford II’s quest to beat Ferrari at Le Mans was complete. For the October 1966 issue, we took a deep dive into the car. The release of Ford v. Ferrari, which tells the story of Carroll Shelby, Ken Miles and Ford’s quest for Le Mans glory has us going through the archives. From the October 1966 issue of R&T, please enjoy this thorough technical analysis of the car that finally beat Ferrari—the GT40 Mk II. -Ed. There’s a lot of cheer in the Ford racing organization, from Ford general manager Don Frey right on out to the errand boys in the three racing teams. After three years of trying, Ford became the first outfit to win the Le Mans 24-hr race with an American car. And win they did, in grand style with a 1-2-3, even if the finishing order of the three wasn’t quite what Mr. Beebe had planned. Why was the Ford performance so much better this year than in the two years past? Why did Ford campaign the big Mark II, rather than the lighter GT40 with the 289 engine or the more advanced “J” car? Why a slow-turning 7-liter engine instead of a lighter, high-output unit such as the Indianapolis DOHC engine? Or even the 7...