fits model: Wrx, Sti. make: Subaru. year: 2004.

( Brand: Manley ), ( Manufacturer Part Number: 622002C-4 ), ( Part Type: Ring Piston ), ( Fitment Type: Performance/custom )
Introducing the 622002C-4 Manley Piston Rings, specifically designed for the Subaru WRX STI with the EJ257 engine. This set of four piston rings is an essential component for any high-performance engine, particularly those with a 83mm stroke and a 99.75mm bore, such as in the 0.25mm overbore application for the 2000-2005 WRX STI.
The Manley piston rings are renowned for their exceptional quality and durability. They are manufactured with precision and attention to detail, ensuring a perfect fit and optimal performance. These piston rings are made from high-quality alloy, which provides superior strength and resistance to wear and tear, even in the most demanding conditions.
The 622002C-4 Manley Piston Rings set includes two compression rings, one oil control ring, and one top ring. The compression rings are designed to seal the combustion chamber and prevent the loss of combustion pressure. The oil control ring helps to control the oil flow into the piston skirt, reducing oil consumption and preventing oil sludge buildup. The top ring seals the combustion chamber at the top, preventing the leakage of gases and ensuring optimal engine efficiency.
Installing these Manley piston rings is a straightforward process, but it's important to follow the manufacturer's instructions carefully to ensure a proper fit and optimal performance. The rings should be installed with the correct gap between them, and the piston should be properly seated in the cylinder bore.
In summary, the 622002C-4 Manley Piston Rings are a high-quality and essential upgrade for any EJ257 Subaru WRX STI engine. They provide superior strength and durability, ensuring optimal engine performance and longevity. If you're looking for a reliable and efficient piston ring solution for your Subaru WRX STI, look no further than the 622002C-4 Manley Piston Rings.
Pros of buying 622002C-4 Manley Piston Rings for 04 Subaru WRX STI EJ257 83mm stroker 99.75mm 0.25mm:1. High Quality: Manley is a renowned brand known for producing high-quality piston rings. These rings can withstand extreme temperatures and pressures, increasing the engine's lifespan.
2. Precision: The rings are precision-made, ensuring a perfect fit in your engine's cylinder bores. This can reduce friction and improve engine efficiency.
3. Durability: Manley piston rings are designed to withstand heavy use, making them ideal for high-performance applications like your Subaru WRX STI.
4. Material: These piston rings are made from top-grade materials, such as chrome molybdenum alloy, which resist corrosion and maintain their shape even under extreme conditions.
Cons of buying 622002C-4 Manley Piston Rings for 04 Subaru WRX STI EJ257 83mm stroker 99.75mm 0.25mm:1. Cost: Manley piston rings are generally more expensive than standard piston rings. This could be a significant investment, especially if you're not planning on pushing your engine to its limits.
2. Installation: Installing piston rings can be a complex process and may require specialized tools and skills. If you're not experienced in engine work, it's recommended to have a professional do the installation to avoid damage to your engine.
3. Compatibility: While Manley piston rings are high-quality, they may not be compatible with all engine setups. It's crucial to ensure that these rings are suitable for your specific engine before making a purchase.
Conclusion:If you're looking for high-performance piston rings to enhance the performance of your 04 Subaru WRX STI EJ257 83mm stroker engine, the 622002C-4 Manley Piston Rings could be a good investment. However, consider the cost and the complexity of installation. If you're not comfortable with the installation process, it would be wise to hire a professional to ensure the job is done correctly.
Recommendation:If you're planning on pushing your engine to its limits, the 622002C-4 Manley Piston Rings are a great choice. Their high quality, durability, and precision can significantly improve your engine's performance and lifespan. However, if you're looking for a more cost-effective option, you may want to consider standard piston rings or less expensive aftermarket brands. It's essential to weigh the pros and cons and make a decision based on your specific needs and budget.
All pistons come with Molly coated skirts.
Purchase from map to receive aggressive pricing and retain your manufacturers warranty. Please see the for information regarding shipping costs and available methods.
Perfect ring groove to skirt squareness is achieved through our unique one texturing manufacturing method that assures maximum horsepower.
Offset wrist pin design is utilized for quiet start-ups. Manley piston w rings for 04 Subaru Wrx Sti EJ257 83mm stroker 99.
Each design is lightweight yet robust enough to deliver long service life.
25mm Manley pistons are machined of high strength 2618 material.