The Ferrari 296 GTB has more to show off than its beachside silhouette. Beneath its sculpted body, a twin-turbocharged V6 and an electric motor make a case for a different sort of supercar: one that can arrive quietly, then summon extraordinary force without waiting for the engine to build speed.The smaller engine is no concession to modesty. The V6 produces 654 horsepower, while the electric moto...More