In 1971, Jaguar’s most important car was not a sports car. The Jaguar XJ6 4.2 had quietly become the backbone of the brand, combining six-cylinder performance with limousine-level comfort. It was a saloon designed to redefine expectations in the executive class—less flamboyant than an E-Type, but arguably more influential. Technical Details: The 1971 Jaguar XJ6 […]