1 SET KB399.030/1 SET 3910AM8.

Upgrade your Dodge, Chrysler, or Plymouth engine with the KB Performance Hyper Piston and Ring Kit, designed for enhanced performance and reliability. This set of eight pistons features a solid dome design that ensures optimal combustion efficiency and power delivery.

• Hypereutectic aluminum construction for durability and reduced thermal expansion, ensuring long-lasting performance.
• Dome style with two valve reliefs provides better airflow and enhances engine efficiency for improved horsepower.
• Standard oil ring tension helps maintain effective oil control, reducing wear and extending engine life.
• Precision fit with a bore size of 3.940 in. and a stroke of 3.310 in. for a perfect match to your engine specifications.
• Wrist pins included for easy installation, whether using press-fit or floating style.

Compatible with models from 1992 to 2003, this kit is essential for any engine rebuild or performance upgrade. Experience the KB difference today!