ENGINETECH CH1173R Left Cylinder Head Cast 2.5L

( Brand: Enginetech ), ( Manufacturer Part Number: CH1173R ), ( Type: Cylinder Head ), ( Material: Aluminum ), ( Vintage Part: No ), ( Items Included: Valves, Springs, Retainers, Keepers ), ( California Prop 65 Warning: This Product May Expose You To Chemicals Including Lead And Nickel, Which Is Known To Cause Cancer And Birth Defects Or Other Reproductive Harm. )

Review ENGINETECH Complete Left Cylinder Head Subaru 2.5l Cast #3 fits 2005–2011

Enginetech CH1173R Left Cylinder Head for 2005-2011 Subaru 2.5L Cast (FLAT4 EJ25)

The Enginetech CH1173R Left Cylinder Head is a premium aftermarket solution designed specifically for the Subaru Flat4 EJ25 engine models from the years 2005 to 2011. This high-quality cylinder head is a perfect fit for the Subaru Impreza WRX, Outback, Legacy, and Forester, among other models, ensuring a seamless and efficient performance upgrade.

Crafted using advanced engineering techniques and the finest materials, the Enginetech CH1173R Left Cylinder Head offers enhanced flow characteristics, improved thermal efficiency, and increased power output. The cylinder head features a robust cast construction, ensuring durability and reliability under the most demanding driving conditions.

The CH1173R left cylinder head is equipped with a 4-valve configuration, allowing for optimal air and fuel mixture intake and exhaust, resulting in improved combustion efficiency and power delivery. The valves are precision-machined for a perfect fit and smooth operation, reducing the risk of leaks and promoting superior engine performance.

The cylinder head is also designed with a high-flow intake and exhaust port design, further enhancing the engine's breathing capabilities. This optimized port design promotes improved airflow, resulting in more power and a smoother, more responsive driving experience.

The Enginetech CH1173R Left Cylinder Head also includes reinforced valve seats, ensuring optimal sealing and minimizing the risk of leaks and combustion issues. The cylinder head is also equipped with a durable, hard-anodized, and corrosion-resistant valve cover, protecting the internals from harmful elements and ensuring a long service life.

In summary, the Enginetech CH1173R Left Cylinder Head is a top-tier replacement or upgrade for your Subaru Flat4 EJ25 engine. Offering enhanced flow characteristics, improved thermal efficiency, and increased power output, this cylinder head is the perfect choice for those seeking to boost their Subaru's performance while maintaining superior durability and reliability.

Pros, Cons, and Recommendation for Purchasing an EngineTech CH1173R Left Cylinder Head for 2005-2011 Subaru 2.5L Cast

1. Enhanced Performance: The EngineTech CH1173R is designed to offer improved performance, with an increased compression ratio that can lead to increased horsepower and torque.

2. Improved Durability: This cylinder head is made with high-quality materials that are engineered for long-lasting performance, reducing the need for frequent replacements.

3. Precision Manufacturing: The cylinder head is CNC-machined, ensuring a perfect fit and precise specifications for optimal engine operation.

4. Upgrade Potential: If you're planning to modify your Subaru engine in the future, the EngineTech CH1173R can serve as a solid foundation for such modifications.

1. Cost: The EngineTech CH1173R is a premium product, and its price may be higher than stock or aftermarket alternatives.

2. Installation Complexity: Installing a new cylinder head can be a complex task, requiring specialized tools and a good understanding of engine mechanics. It may be necessary to hire a professional for installation.

3. Risk of Damage: During the installation process, there's a risk of damaging other engine components. Proper precautions and careful installation are crucial to avoid this risk.

4. Potential Compatibility Issues: Although designed for 2005-2011 Subaru 2.5L Cast engines, it's essential to verify the exact compatibility with your specific vehicle to avoid potential issues.

The EngineTech CH1173R Left Cylinder Head is a high-quality upgrade for your 2005-2011 Subaru 2.5L Cast engine, offering improved performance and durability. However, it comes with a higher price tag, installation complexity, and potential compatibility issues that need to be considered. If you're willing to invest in a premium product and have the necessary installation expertise, this cylinder head could be a good choice for you. If not, you might want to consider less expensive alternatives or seek professional advice before making a decision.

Details:

Had everything I needed. EJ253 - Casting #3, This listing is for one 1 cylinder head. Complete Remanufactured Cylinder Head Left Side. Sure, other companies may say it but we prove.

Shipping: Some orders may require extra information such as year/make/ model /VIN or sizing of parts. Buyer: 1/8 Useful Links. Does not include camshafts, lifters or front cam seals.

part #: ch1173r prices

• $782.02-$1254.99

specifications cylinderheapar:

• for makes: Subaru
• for years: 2005-2011
• brand: Enginetech
• mpn: Ch1173r
• type: Cylinder Head
• material: Aluminum
• vintage part: No
• items included: Valves, Springs, Retainers, Keepers
• california prop 65 warning: This Product May Expose You To Chemicals Including Lead And Nickel, Which Is Known To Cause Cancer And Birth Defects Or Other Reproductive Harm.

shipping cylinderheapar:

• cost: $0.00
• service: FedEx Ground or FedEx Home Delivery
• type: Fixed
• transit: 2-5 Days
• class: Standard
• carrier: FedEx

general cylinderheapar:

• Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads
• condition: Remanufactured

payments cylinderheapar:

• wallet: Google-pay
• other
• credit card: Diners-club

returns cylinderheapar:

• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer

offer cylinderheapar:

• options: Ship-to-home
• started: July 17, 2025
• quantity: 2
• sold: 0
• availability: In Stock

seller cylinderheapar:

• # reviews: 8144
• rating: 99.6%
• city: Arlington, Texas

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