The 2.4L engine with the 8th digit VIN '6' is tailored for the US market, offering a combination of durability and power. This naturally aspirated inline-4 engine features sequential electronic fuel injection, which enhances fuel efficiency by delivering precise amounts of fuel into the cylinders. The dual overhead camshaft with variable timing optimizes engine performance and efficiency across a wide range of driving conditions. This engine is known for its robustness and ability to deliver consistent performance, making it suitable for a variety of driving environments across the United States.