1 SET KB405.024/1 SET 4250BD8.

Upgrade your engine's performance with the KB Performance Hyper Piston and Ring Kit, designed to enhance power and efficiency for select Buick, Oldsmobile, and Pontiac models.

• Precision Engineering: Crafted from hypereutectic aluminum, these pistons provide excellent durability and reduced weight for improved acceleration.
• Optimized Design: The dish style with two valve reliefs ensures optimal combustion efficiency, enhancing overall engine performance.
• Easy Fit: With a bore of 4.375 inches and a stroke of 3.385 inches, these pistons are designed for a seamless fit in compatible engines.
• Complete Set: Sold as a set of 8, this kit includes everything you need for a comprehensive piston replacement.
• Reliable Materials: Features standard oil ring tension and durable stainless steel material, ensuring longevity and consistent performance.

Each piston comes with a press-fit or floating wrist pin and is engineered for a perfect fit in your engine. Elevate your ride with KB's trusted quality.

• Ships fast from US warehouses
• 30-day hassle-free returns