518,91 EUR shipping costs Product code: AT.P400485100072

Set motor (cylinder set) with a standard diameter of 77mm from the manufacturer Athena for Yamaha WR 250 F (2020-2024) / YZ 250 F (2019-2024).

All cylinders are designed in Italy by Athena's research and development department. They are coated with a nickel-silicon layer to achieve optimal smoothness and wear resistance. Athena cylinder kits and their components are globally recognized for their performance, durability, and reliability. All components of the kit have been developed to withstand the highest temperatures, pressures, and stresses. This cylinder kit can be installed without making any modifications to the engine case.

Technical specifications:
- cylinder diameter: 77 mm;
- engine displacement: 250 cc;
- compression ratio: 13.9:1;
- technology: aluminum / NiCaSil;
- includes all components shown in the picture.

Warning: All Athena products must be used in accordance with the specific national regulations of the member state in which they are marketed or sold. Athena disclaims any responsibility for any improper use.

Complete application list can be found below.