These days the world is all about energy efficiency and trying to reduce consumption. But that wasn’t always the case. Once upon a time all anyone cared about was bigger, louder and faster when it came to engines. And there’s still a few people out there who just want to build awesome and huge engines for their vehicles. From the 1930s monster to the beast that runs on diesel, here’s the 20 Biggest Engines In The World ► For copyright matters please contact us: OfficialAmerikano@hotmail.com