fits make: Chevy.

( Brand: Sportsman Racing Products ), ( Manufacturer Part Number: 138089 ), ( Part Type: Block Piston )
The 138089 Sportsman Racing 4.030 Block Chevy Piston is a high-performance component designed for serious racers and enthusiasts. This piston is crafted from premium forged 2618-T6 aluminum alloy, providing exceptional strength, durability, and heat resistance.
The 4.030-inch bore diameter of this piston is ideal for use in high-compression engines, allowing for increased power output and improved engine performance. The piston skirt is designed with a full-floating pin, reducing friction and promoting smooth operation. This feature also helps to reduce the chances of piston slap and engine noise.
The 138089 Sportsman Racing 4.030 Block Chevy Piston features a domed top ring land, which helps to prevent oil ring end-gap problems. The piston also includes a high-quality wrist pin and pin retainer, ensuring reliable operation and reducing the risk of piston pin failure.
The piston rings included with this kit are made from high-quality chrome molybdenum steel. The skirt and second ring are both oil-cooled, reducing heat transfer to the cylinder walls and promoting longer ring life. The piston rings are also grooved, allowing for easy installation and proper alignment.
Overall, the 138089 Sportsman Racing 4.030 Block Chevy Piston is a high-quality, high-performance component that is perfect for serious racers and enthusiasts. Its strong construction, large bore diameter, and high-quality rings make it an excellent choice for high-compression engines. Whether you're looking to upgrade your engine for improved performance or simply want to ensure reliable operation, this piston is a great choice.
Pros of buying a 138089 Sportsman Racing 4.030 block Chevy piston:1. High-Quality Material: The block is made from forged 4340 chromoly steel, which is known for its strength and durability. This material can withstand high horsepower and extreme racing conditions.
2. Precision Machining: The block is precision-machined to ensure a perfect fit for the piston rings, resulting in better sealing and reduced oil consumption.
3. Heat Treatment: The block undergoes a thorough heat treatment process to increase its strength and hardness, which is crucial in high-performance applications.
4. Wide Application: The block is compatible with various Chevy engines, making it a versatile option for many racing enthusiasts.
Cons of buying a 138089 Sportsman Racing 4.030 block Chevy piston:1. Expensive: Compared to standard blocks, this high-performance block is significantly more expensive. This might be a deterrent for those on a tight budget.
2. Requires Special Tools: Due to its precision machining, this block may require special tools and skills to install, which could add to the overall cost.
3. Limited Availability: Due to its high-performance nature, this block might not be readily available in all auto parts stores, making it harder to find and source.
Ending Conclusion:The 138089 Sportsman Racing 4.030 block Chevy piston is an excellent choice for those who demand high performance from their engines. Its use of high-quality materials, precision machining, and heat treatment ensure a strong and durable block that can withstand extreme racing conditions. However, its high cost, need for special tools, and limited availability are factors to consider before making a purchase.
Recommendation:If you're a serious racing enthusiast with the budget and the necessary tools, the 138089 Sportsman Racing 4.030 block Chevy piston is definitely worth considering. Its high-performance capabilities can give you the edge you need on the track. However, if you're a casual racer or just looking for a reliable block for everyday use, there are more affordable options available that might better suit your needs. Always do your research and consider your specific requirements before making a purchase.
030 in bore 1 16 x 1/3 ring grooves minus 5.
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Piston350 flat top forged 4.