ATHENA Big Bore Cylinder Kit P400270100011 365cc

The Big Bore cylinder kit of 365cc is designed for those who wish to enhance the performance of their motorcycle. Made from high-quality aluminum, this cylinder offers a perfect combination of lightness and strength, ensuring exceptional durability even in the most extreme conditions.

Thanks to advanced technologies, the cylinder features optimized water channels to improve cooling capacity, while the liners are treated with a special blend of silicon carbide and nickel, ensuring excellent piston glide and superior longevity. Each piece is produced with millimetric precision, thanks to the use of CNC machines and steel mold casting, which guarantees extremely tight tolerances at every stage of processing.

The cylinder has a bore of 90 mm and a stroke of 57.5 mm, with a compression ratio of 12.95:1, capable of delivering a maximum power of 42.5 HP at 8,600 RPM. The perfectly flat surfaces and rigorous quality control ensure a precise fit and unparalleled reliability.

This kit is the ideal choice for motorcyclists looking to elevate their engine's performance, combining technological innovation and high-quality materials for a no-compromise riding experience.