ATHENA Cylinder Kit P400270100016 250cc

The 250cc cylinder kit represents an ideal solution for those looking to optimize their motorcycle's performance. Made from high-quality aluminum, this cylinder is designed to ensure exceptional durability and high performance. Thanks to the use of cutting-edge technologies and a manufacturing process that includes the use of CNC machines, each cylinder is crafted with millimeter tolerances, ensuring a precise and reliable fit.

The cylinder bores are treated with a special blend of silicon carbide and nickel, which enhances their strength and longevity, while the water channels have been optimized to improve cooling capacity. Each piece undergoes rigorous quality control, ensuring that it meets the highest standards of reliability and performance.

With a bore of 78 mm and a stroke of 52.3 mm, this cylinder offers a displacement of 249.91 cc and a compression ratio of 12.9:1, allowing it to achieve a maximum power of 38.7 HP at 12,600 RPM. The water cooling system ensures optimal operation even in the most demanding conditions, making this cylinder kit a perfect choice for motorcyclists seeking superior performance and long-term reliability.