BMW just unveiled the M2 Racing, based on the roadgoing M2 — but instead of an inline-six, it has a four-cylinder engine under the hood. Has BMW gone the way of the E30 M3 and determined that ...

located on the front of an engine behind a sealed timing cover where they control engine valve timing. They do this by connecting the crankshaft to the engine's camshaft or camshafts to ensure ...