The Tata Nano ships from the factory with a 624 cc two-cylinder engine making around 37 horsepower. To make the Super Nano, JA Motorsport removed that engine and replaced it with a 1.3 L four-cylinder that makes 230 horsepower. The quoted power-to-weight ratio is 2.6 kg/hp (5.7 lb/hp), which means the car weighs close to...