The rotating assembly for the 6.4L Powerstroke diesel engine, used in 2008–2010 Ford Super Duty trucks, includes key internal components that rotate within the engine, transferring power generated by combustion to the crankshaft. This assembly typically consists of the crankshaft, connecting rods, pistons, and the associated bearings. These components work together to convert the energy from fuel combustion into mechanical power, allowing the engine to run efficiently. Designed for durability and high performance, the rotating assembly is built to withstand extreme forces and temperatures. Over time, wear and tear can affect the integrity of the rotating assembly, leading to engine performance issues. Replacing damaged or worn rotating assembly parts is essential for maintaining engine performance, reliability, and longevity.