Introduction The BMW i8 is one of the most technologically advanced sports cars ever produced, and searching for a BMW i8 engine for sale puts you in a very specialized market. Unlike conventional vehicles, the i8's powertrain is a hybrid system that combines a turbocharged three-cylinder combustion engine with an electric motor. Understanding exactly what you are buying, how the system works, and what to look for in a replacement is essential before you spend a significant amount of money. Thi ...