6. McLaren 4.0-liter M840T Twin Turbo
When McLaren introduced its 650S model featuring a brand new 3.8-liter V8 unit, the whole automotive world was caught by storm. The combination of the McLaren design, a perfectly tuned chassis and the turbocharged V8 was unbeatable.
Today, there is a new model, the 720S, which features a brand new 4.0-liter V8 with same basic construction. But, it has over 40 percent new parts and components. And, you guessed it, it is sublimely good. The power output is 710 HP and 568 lb-ft of torque, which is more than enough to launch the new McLaren sports car to fantastic speeds.
McLaren is one of the first companies to introduce downsized and turbocharged V8 engines. And with this unit, they prove that this famous British sports car and racing outfit is still at the forefront of V8 technology.