Based on the Mulsanne Speed ... with the engine number plaque now signed by Bentley’s chairman and chief executive, Adrian Hallmark, as opposed to the craftsman that built the engine.

The high-performance 1991 Turbo R became a hallmark of the brand’s evolution. The 2005 Flying Spur marked Bentley’s foray into four-door luxury, while the 2010 Mulsanne became a flagship model ...