300-028 DARTON Performance Flanged Subaru Outback

Review DARTON Performance Flanged Sleeves For Subaru for SUBARU OUTBACK LEGACY

Introducing the Darton 300-028 Performance Flanged Head for Subaru EZ30 Outback, a high-performance upgrade for your Subaru engine. This flanged head is specifically designed for the Subaru EZ30 Outback engine and is a must-have for those seeking enhanced power and durability.

The Darton 300-028 is a precision-engineered component, crafted from high-quality aluminum alloy using advanced CNC machining techniques. It features a performance-enhancing design, with increased flow and uninterrupted breathing for optimal combustion efficiency. The flanged head is also equipped with a pressure-testing port, allowing you to check the cylinder head gasket for leaks and ensuring a perfect seal.

The Darton 300-028 Performance Flanged Head is designed to withstand the rigors of high-performance driving and racing applications. Its robust construction offers improved heat dissipation, reducing the risk of engine overheating and providing better engine stability. Additionally, its advanced design minimizes the risk of warping, ensuring long-lasting performance.

This flanged head is an easy-to-install upgrade for your Subaru EZ30 Outback engine. It comes complete with all necessary hardware, making installation a breeze for even the most novice of mechanics. With its high-performance capabilities and durable construction, the Darton 300-028 is an excellent investment for any Subaru EZ30 Outback engine, whether you're looking to boost power for daily driving or prepare for competition.

Upgrade your Subaru EZ30 Outback engine with the Darton 300-028 Performance Flanged Head and experience the difference in power, efficiency, and durability. This is more than just a cylinder head; it's a high-performance upgrade that will elevate your driving experience.

A Detailed Analysis of the Darton 300-028 Performance Flanged Head for Subaru EZ30 Outback: Pros, Cons, and Conclusion

The Darton 300-028 Performance Flanged Head is a popular aftermarket cylinder head option for the Subaru EZ30 Outback engine. This head is renowned for its high-performance capabilities, but like any other aftermarket part, it comes with its unique set of advantages and disadvantages. In this analysis, we will discuss the pros and cons of investing in the Darton 300-028 Performance Flanged Head for your Subaru EZ30 Outback.

1. Increased Power: One of the primary reasons for choosing the Darton 300-028 Performance Flanged Head is the significant power gains it offers. The head is designed to improve engine breathing and combustion efficiency, leading to increased horsepower and torque.

2. Durability: Darton heads are known for their durability and strength. The 300-028 model is no exception. It features a forged piston design, oversized valves, and a thicker deck for enhanced strength and longevity.

3. Improved Cooling: The Darton 300-028 Performance Flanged Head comes with a larger cooling jacket, which helps to keep the engine temperature more stable during high-performance driving.

4. Better Flow: The head's design focuses on improving airflow, resulting in better engine breathing and more efficient combustion. This leads to increased power and improved engine response.

1. Cost: The Darton 300-028 Performance Flanged Head is a high-performance aftermarket part, and as such, it comes with a significant price tag. The cost may be a deterrent for some Subaru EZ30 Outback owners.

2. Complex Installation: Installing the Darton 300-028 Performance Flanged Head requires a fair amount of expertise and specialized tools. The process can be time-consuming and complex, especially for those who are not experienced in engine rebuilds.

3. Potential for Engine Noise: Some users have reported increased engine noise after installing the Darton 300-028 Performance Flanged Head. This noise can be attributed to the head's design and the increased power output.

4. Potential for Detonation: The Darton 300-028 Performance Flanged Head is designed for high-performance applications. As such, it may require the use of high-octane fuel and precise engine tuning to avoid detonation.

The Darton 300-028 Performance Flanged Head for the Subaru EZ30 Outback offers several advantages, including increased power, durability, improved cooling, and better flow. However, it also comes with some disadvantages, such as a high cost, complex installation, potential for engine noise, and the risk of detonation. Ultimately, whether or not the Darton 300-028 Performance Flanged Head is the right choice for your Subaru EZ30 Outback depends on your specific needs, budget, and expertise.

If you are a serious performance enthusiast and have the necessary resources, the Darton 300-028 Performance Flanged Head can deliver impressive power gains and enhance the overall driving experience of your Subaru EZ30 Outback. However, if you are looking for a cost-effective solution or are not experienced in engine rebuilds, it may be worth considering other options.

If you are considering the Darton 300-028 Performance Flanged Head for your Subaru EZ30 Outback, we recommend thoroughly researching the product and its installation requirements before making a purchase. Additionally, consider consulting with a professional mechanic or engine builder to ensure that the head is a good fit for your specific application and that you have the necessary expertise and resources for the installation process.

Details:

This listing is for one set of performance flanged sleeves Subaru EZ30 Outback Legacy, included 6x bore 88.77mm bore/hone 89mm to 92mm max, sleeve length 4.925, these sleeves are good medium performance applications, part number 300-028.

specifications engineblocksam:

• for models: Outback, Legacy
• for makes: Subaru
• brand: Darton
• mpn: 300-028
• type: Engine Block
• material: Nodular Iron
• country of origin: United States
• performance part: Yes

general engineblocksam:

• category: Auto Parts > Car Truck Accessories > Engines > Blocks

payments engineblocksam:

• wallet: paypal
• credit card: mastercard
• other

offer engineblocksam:

• in stock #: 2
• started: january 16, 2026
• options: ship-to-home
• availability: in stock
• prices: $923.40–$972.00
• item condition: New
• sold #: 10

returns engineblocksam:

• paid by: seller
• time: 30 days
• policy: returns accepted

seller engineblocksam:

• # reviews: 53778
• rating: 99.9%
• city: carlsbad, california

shipping engineblocksam:

• class: standard, expedited, one-day
• type: calculated
• transit: 16-26 days
• carrier: ups, usps
• service: ups ground, usps priority mail, ups 2nd day air, ups next day air