Athena P4F0664267019A Top End Piston Kit with Gasket Kit for Yamaha 250 YZ 1999-2023 - 66.34 mm Forged 2-Stroke Piston Replacement Kit - Motocross Dirt Bikes handles Evolution blades are enhanced by

Evolution blades are enhanced by ultra high grade carbide teeth

Western-inspired aesthetic

The helmets include a MILWAUKEE BOLT Headlamp Mount that works with most headlamps for easy

Universal AN fittings on both ends ensure compatibility with factory turbocharger drain ports and oil pan connections across multiple Cummins platforms

Athena P4F0664267019A Top End Piston Kit with Gasket Kit for Yamaha 250 YZ 1999-2023 - 66.34 mm Forged 2-Stroke Piston Replacement Kit - Motocross Dirt Bikes handles Evolution blades are enhanced byRestore your Yamaha 250 YZ engine performance with the Athena P4F0664267019A Top End Piston Kit. Designed specifically for Yamaha 250 YZ models from 1999 2023, this complete rebuild solution includes a precision engineered 66. 34 mm cast piston and matching top end gasket kit for reliable sealing and long lasting durability. Athena develops and tests its piston technology and gasket components together to ensure optimal compatibility, improved