The Genuine Porsche Engine Connecting Rod Bearing Upper (911) - 99710312390 is a high-quality replacement part for Porsche 911 vehicles. It is designed to fit perfectly and function efficiently in the engine, providing smooth and reliable performance. This connecting rod bearing is made from durable materials and is built to withstand high levels of stress and heat, ensuring long-lasting durability. It is an essential component in the engine, responsible for connecting the piston to the crankshaft and helping to transfer the power generated by the engine to the wheels. This Genuine Porsche Engine Connecting Rod Bearing Upper is an authentic OEM part, specifically designed for use in Porsche 911 models. It is a crucial component that plays a vital role in the overall performance of the engine, ensuring optimal power and efficiency.