What engine is in a 2007 WRX?
The 2007 Subaru WRX is a beloved model among car enthusiasts, known for its rally-inspired performance and reliability. One of the most frequently asked questions about this vehicle is regarding its engine. In this article, we’ll dive into the specifics of the engine that powers the 2007 WRX, providing you with all the details you need to know.
The Engine in the 2007 Subaru WRX
The 2007 Subaru WRX is equipped with a 2.5-liter turbocharged flat-four engine, commonly referred to as the EJ255. This engine is part of Subaru’s EJ series, which has been a cornerstone of the brand’s performance vehicles for decades. The EJ255 is a horizontally opposed (boxer) engine, a design that Subaru is well-known for, offering a low center of gravity and improved handling dynamics.
Key Features of the EJ255 Engine
The EJ255 engine in the 2007 WRX boasts several features that make it a standout choice for performance enthusiasts:
- Turbocharged Power: The EJ255 is equipped with a turbocharger, which significantly boosts its power output. In the 2007 WRX, this engine produces approximately 224 horsepower and 226 lb-ft of torque, delivering thrilling acceleration and performance.
- Boxer Engine Design: The horizontally opposed layout of the engine provides a lower center of gravity, enhancing the car’s stability and handling, especially during spirited driving.
- All-Wheel Drive Compatibility: Paired with Subaru’s symmetrical all-wheel-drive system, the EJ255 ensures excellent traction and control in various driving conditions, from dry pavement to snow-covered roads.
- Durability and Reliability: The EJ255 is known for its robust construction, making it a reliable choice for daily driving and performance applications alike.
Why the EJ255 is a Favorite Among Enthusiasts
The EJ255 engine has earned a loyal following among car enthusiasts for several reasons:
- Modifiability: The EJ255 is highly tunable, allowing owners to extract even more power with aftermarket upgrades such as larger turbochargers, intercoolers, and exhaust systems.
- Proven Performance: This engine has a strong track record in motorsports, particularly in rally racing, where Subaru has achieved significant success.
- Unique Sound: Thanks to its boxer configuration and unequal-length headers, the EJ255 produces a distinctive rumble that is instantly recognizable to Subaru fans.
Conclusion
The 2007 Subaru WRX’s EJ255 engine is a key factor in the car’s enduring popularity. With its turbocharged power, unique boxer design, and compatibility with Subaru’s all-wheel-drive system, it delivers a driving experience that is both exciting and reliable. Whether you’re a current WRX owner or considering purchasing one, the EJ255 engine is sure to impress with its performance and versatility.
Frequently Asked Questions
What kind of engine is in the WRX?
turbocharged SUBARU BOXER engine
The 2024 WRX features a standard 2.4-liter direct-injection turbocharged SUBARU BOXER engine.
What Subaru has the EJ255 engine?
Model Applications
| EJ255 | GHE | Impreza WRX |
|---|---|---|
| EJ255 BE6PB | GVE | Impreza WRX |
| EJ255 BE6PB | GVE | Impreza WRX Limited |
| EJ255 BE6PB | GVE | Impreza WRX Premium |
| EJ255 BE6PB | GVE | Impreza WRX Special Edition |
What is WRX EJ25?
The EJ25 engine has impressive power ratings, especially in the turbocharged version. The EJ25T produces 305 horsepower and 290 lb-ft of torque in the WRX STI model. The non-turbocharged version produces 170 horsepower and 174 lb-ft of torque in the Legacy and Outback models.
Why do EJ25 engines fail?
The EJ25 engine is an interference engine, meaning that if the timing belt fails, it can cause significant engine damage. The water pump is also a critical component that can fail and cause overheating. Replacing the timing belt and water pump at regular intervals is recommended to prevent these issues.
What EJ is in the 2007 WRX?
Subaru engines have always been known to be well engineered that are both powerful and torquey, but Subaru engineers left a lot to be desired when it came to the EJ205 ('02 to'05 USDM WRX), EJ255 (USDM WRX '06 to present) and EJ257 ('04 to'07 USDM WRX STi) turbocharged models.
How do I tell what EJ25 I have?
Placement isn't enough ej25. And ej20 is just a general term for displacement. So we need to take the next step and figure out what type of throttle body it has. So this engine.
Which WRX has the fa20 engine?
This engine paved the way for its American market debut as the FA20DIT (Direct Injection Turbocharged) that later equipped the USDM 2014+ Forester 2.0XT and the 2015+ WRX.
What cars have the FB25 engine?
FB25
- Compression: 10.0:1.
- Power: 170 hp (172 PS; 127 kW) at 5,800 rpm.
- Torque: 174 lb⋅ft (236 N⋅m; 24 kg⋅m) at 4,100 rpm.
- Application: 2011–18 North American Subaru Forester. 2013–19 North American Subaru Legacy. 2013–19 North American Subaru Outback.
What is the engine code for the 2007 WRX?
After 2001, all WRXs used the EJ205, until 2006 when the USDM WRX model changed engines to the EJ255.
Is EJ255 same as EJ257?
For those production years, the engines were the same from the case, rods, and pistons, up to the B25 heads and cams. The only difference between them was the turbo and intercooler set-up, and the tuning of the ECU.
