Sports cars with rear-mounted engines are rare, and that’s why the Porsche 911 lineage is incredibly successful and has a massive cult following around the world. It’s almost religiously worshiped in some instances, and given its legacy, it’s hard to argue with the fanatics. It’s also pretty widely accepted now that flat engines are perfect for rear-engine layouts, and that’s just one of the reasons why Porsche’s tried and tested idea has come so far: it has been perfected to within an nth of flawless driving pleasure. But while the 911 has gone on to spawn multiple generations and continues to be thought of as the world’s definitive rear-engine sports…