1 SET KB157.030/1 SET 4000AM8.

Elevate your Chevy's performance with the KB Performance Hyper Piston and Ring Kit, designed specifically for small block applications. This set features a solid dome design that optimizes combustion efficiency and power.

• High-Quality Material: Made from hypereutectic aluminum, these pistons offer enhanced durability and thermal stability.
• Precision Fit: With a bore of 4.030 inches and a stroke of 3.250 inches, this kit ensures a perfect fit for your engine, maximizing performance.
• Enhanced Performance: The dome style with two valve reliefs allows for improved airflow, contributing to better engine efficiency.
• Complete Set: Sold as a complete set of 8, this kit includes everything you need for a successful installation, including wrist pins.
• Reliable Construction: Featuring standard oil ring tension and high-quality stainless steel materials, these pistons are built to last.

Designed for Chevrolet small block engines, this piston and ring kit is a reliable choice for performance enthusiasts. Upgrade your engine today!