fits model: Turbo, Legacy. make: Subaru. year: 2007.

( Model: LEGACY ), ( Part Type: Engine ), ( Conditions Options: Less 60k Miles Ej20 ), ( Genuine Oem: Yes ), ( Ipn: 300-91050 )
The Subaru 300-91050 engine is a 2.5-liter turbocharged DOHC (Double Overhead Camshaft) unit, manufactured by Subaru for select models produced in the year 2007. This engine is an advanced piece of automotive technology, designed to deliver impressive power and torque output for enhanced driving performance.
The engine's displacement capacity is 2,498cc, achieved through its inline-four cylinder configuration. This layout allows for a more compact design, contributing to better weight distribution and improved handling characteristics. The engine is equipped with a twin-scroll turbocharger, which ensures a more efficient and responsive power delivery by minimizing the lag typically associated with turbocharged engines.
The DOHC configuration enables the engine to have four valves per cylinder, which allows for more efficient intake and exhaust gas flow. This leads to improved volumetric efficiency, resulting in better combustion and ultimately, increased power output. The engine also features a high-pressure direct fuel injection system, which is capable of delivering fuel directly into the combustion chamber at high pressure for more efficient combustion.
The Subaru 300-91050 engine is known for its durability and reliability, thanks to its cast-iron block and aluminum cylinder head. The engine block is robust and provides a solid foundation for the engine, while the aluminum cylinder head reduces weight and contributes to better thermal efficiency. The engine also features a twin-spark ignition system, which uses two spark plugs per cylinder to improve combustion efficiency and reduce emissions.
The engine features a number of advanced technologies to help improve fuel efficiency and reduce emissions. These include Subaru's Continuously Variable Valve Timing System (CVTCS), which optimizes valve timing based on engine speed and load conditions, and Active Valve Control System (AVCS), which adjusts intake and exhaust valve timing to optimize power and torque output at various engine speeds.
In summary, the Subaru 300-91050 engine is a 2.5-liter turbocharged DOHC unit, designed to deliver impressive power and torque output for enhanced driving performance. Its advanced technologies contribute to improved fuel efficiency, reduced emissions, and enhanced durability and reliability. The engine's inline-four cylinder configuration, twin-scroll turbocharger, and DOHC setup allow for efficient intake and exhaust gas flow, leading to better combustion and increased power output. This engine is a testament to Subaru's engineering expertise and commitment to delivering high-performing, reliable engines for its customers.
The Subaru 2.5L DOHC Turbo 6-cylinder engine, model number FA20DIT, was first introduced in 2005 and continued to be produced until around 2014. This engine was used in various Subaru vehicles, including the Legacy, Outback, and Impreza WRX. Here are some pros and cons of buying a used Subaru with this engine:
Pros:1. Power: This engine provides decent power, producing around 224 horsepower and 226 lb-ft of torque.
2. Fuel Efficiency: For a turbocharged engine, it offers relatively good fuel economy, with an estimated 18 mpg city and 25 mpg highway.
3. Balanced Power Delivery: The turbocharger helps provide strong, consistent power throughout the rev range, making it a responsive and fun engine to drive.
4. Durability: Subaru engines are known for their durability, and this engine is no exception. With proper maintenance, it can last a long time.
5. All-Wheel Drive: Subaru is famous for its Symmetrical All-Wheel Drive system, which provides excellent traction and handling in various driving conditions.
Cons:1. Maintenance Costs: Turbocharged engines tend to require more frequent and expensive maintenance, including regular oil changes and the replacement of consumable parts like the turbocharger and DCT (Direct-Shift Continuously Variable Transmission) fluid.
2. Complexity: The engine and its associated systems (turbo, DCT transmission) are more complex than a naturally aspirated engine, which could lead to more potential issues and repair costs.
3. Potential Issues: Some early models of this engine have had reported issues with oil consumption, turbocharger failure, and transmission problems.
4. Limited Availability: As this engine has been out of production for several years, finding parts and specialists for repairs might be more challenging and costly.
Conclusion:The Subaru 2.5L DOHC Turbo 6-cylinder engine (FA20DIT) is a capable and powerful unit that offers good fuel economy and balanced power delivery. However, it comes with higher maintenance costs, complexity, potential issues, and limited availability due to its age.
Recommendation:If you are considering purchasing a used Subaru with this engine, it's essential to have a thorough inspection done by a trusted mechanic. Ensure that the vehicle has a clean title, no major accident history, and that all necessary maintenance has been performed regularly. Additionally, consider the cost of ongoing maintenance, the availability of parts and specialists, and the potential for issues when making your decision. Overall, if you're willing to take on the added costs and potential complications, this engine can provide an enjoyable driving experience.