fits model: 125. make: Chevy. year: 2013.

( Manufacturer Part Number: 252-90 ), ( Part Type: Piston Block Compression )
The 252-90 set Big Chevy Dome BBC High Pistons Block is a high-performance engine block designed specifically for big-block Chevy engines. This block features a dome-style deck, which allows for increased combustion chamber volume and improved engine performance.
The block is equipped with high-compression pistons, rated at 125 compression, making it ideal for high-performance applications such as racing or high-boost turbocharging. The pistons are forged from high-strength aluminum alloy, ensuring durability and reliability even under the most demanding conditions.
The block is also equipped with a 4-bolt main cap design, which provides increased strength and rigidity, reducing the risk of engine failure due to excessive cylinder pressure. The block is also machined to accept big-block Chevy cranks, and is compatible with a wide range of head configurations, including flat-top, dome, and tall-deck designs.
The block is made from high-quality cast iron, providing excellent heat dissipation and durability. It is also designed to accept standard big-block Chevy oil pump and water pump configurations, making it easy to install and maintain.
In summary, the 252-90 set Big Chevy Dome BBC High Pistons Block is a high-performance engine block that is ideal for big-block Chevy engines looking for increased performance and durability. With its dome-style deck, high-compression pistons, and 4-bolt main cap design, this block is built to handle the demands of high-performance applications, while still offering easy installation and maintenance.
Pros of buying a 252-90 set Big Chevy Dome BBC high pistons block with 125 compression:1. High-quality materials: The block is made of high-strength cast iron, ensuring durability and resistance to wear and tear.
2. Increased compression ratio: With a compression ratio of 125, the engine will produce more power and torque compared to a lower compression ratio.
3. Compatibility: The block is designed to work with BBC (Big Block Chevy) engines, making it a popular choice for performance enthusiasts.
4. High pistons: The block comes with high pistons, which can handle more power and pressure, leading to improved engine performance.
Cons of buying a 252-90 set Big Chevy Dome BBC high pistons block with 125 compression:1. Cost: The block and associated components can be expensive, making it a significant investment for performance enthusiasts.
2. Requires specialized knowledge: Installing and tuning the engine to run at a 125 compression ratio requires specialized knowledge and expertise.
3. Potential for engine damage: If not properly installed or maintained, the high compression ratio can lead to engine damage, such as detonation or knocking.
Conclusion:A 252-90 set Big Chevy Dome BBC high pistons block with 125 compression is a high-performance engine option for those looking to maximize power and torque. However, the cost and specialized knowledge required to install and maintain the engine make it a significant investment. It is recommended that individuals with experience in performance engine tuning consider this option, as the potential for engine damage is higher due to the high compression ratio.
Recommendation:If you are a performance enthusiast with experience in engine tuning, the 252-90 set Big Chevy Dome BBC high pistons block with 125 compression is an excellent option. However, if you are new to performance engine tuning, it may be best to start with a lower compression ratio engine and gradually work your way up to a higher compression ratio as you gain experience and knowledge.
Cracked ring on another piston.