ATHENA P400485100072 Cylinder Kit 250cc for Yamaha

The 250cc cylinder kit is the ideal choice for those looking to enhance the performance of their Yamaha. Designed with cutting-edge technologies, this aluminum cylinder set is the result of years of research and development, ensuring excellent reliability and durability over time.

Each cylinder is made from high-quality aluminum alloys and coated with a special nickel-silicon alloy, which improves its resistance and performance. Thanks to a highly precise manufacturing process, which includes the use of CNC machines, it is possible to achieve thousandths of a millimeter tolerances at every stage of production.

The kit is equipped with innovative 3D software that simulates mechanical loads, ensuring that each component meets strict quality standards. The water channels have been optimized to increase cooling capacity, while the cylinder sleeves, made with a special blend of silicone carbide and nickel, guarantee superior mileage and a long service life.

Each cylinder undergoes rigorous testing at controlled temperatures to ensure optimal inspection of the bores and perfectly flat surfaces, eliminating any assembly inaccuracies. With the 250cc cylinder kit, your Yamaha will be ready to deliver high performance and an unparalleled riding experience.

• Capacity: 250cc
• Material: high-quality aluminum alloys
• Coating: nickel-silicon alloy
• Tolerances: thousandths of a millimeter thanks to CNC machines
• Software: innovative 3D software for simulating mechanical loads
• Water channels: optimized for cooling capacity
• Cylinder sleeves: special blend of silicone carbide and nickel
• Testing: rigorous testing at controlled temperatures
• Inspection: bores and perfectly flat surfaces