Athena P4F0664267019B Top End Piston Kit with Gasket Kit for Yamaha 250 YZ 1999-2023 - 66.35 mm Forged 2-Stroke Piston Replacement Kit - Motocross Dirt Bikes Diablo Rosso II tires Compact and robust

Compact and robust

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This cord snaps out when too much tension is applied and pops back in to reconnect

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Athena P4F0664267019B Top End Piston Kit with Gasket Kit for Yamaha 250 YZ 1999-2023 - 66.35 mm Forged 2-Stroke Piston Replacement Kit - Motocross Dirt Bikes Diablo Rosso II tires Compact and robustRestore your Yamaha 250 YZ engine performance with the Athena P4F0664267019B Top End Piston Kit. Designed specifically for Yamaha 250 YZ models from 1999 2023, this complete rebuild solution includes a precision engineered 66. 35 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