Watch the satisfying time-lapse restoration of a classic BMW E30 M40B16 engine as we bring it back to life, step by step. In Part 1 of this rebuild series, we tear down the engine, inspect key ...

Why Do Engines Lose Horsepower As They Get Older? Sponsored by: <a href=" Subscribe for new videos every Wednesday! - <a href=" A gasoline engine needs four things to make power: 1. Air 2. Fuel 3.