ATHENA P400510100020 Big Bore Cylinder Kit 290cc for Suzuki RM-Z 250

The Big Bore cylinder kit of 290cc is specifically designed for the Suzuki RM-Z 250, offering a significant increase in performance and power. This cylinder set is made from high-quality aluminum and utilizes the latest manufacturing technologies, ensuring millimeter precision at every stage of the process.

Thanks to innovative 3D software, the cylinder design is optimized to handle complex mechanical loads, while the water channels have been revised to improve cooling capacity. The cylinder sleeves are constructed with a special blend of silicon carbide and nickel, ensuring exceptional durability for both the piston and the cylinder itself.

Technical specifications include a bore of 83 mm and a stroke of 53.6 mm, with a total displacement of 290 cc and a compression ratio of 13.5:1. The cylinder is designed to operate at optimal temperatures, with a maximum power of 37.1 HP at 10,500 RPM and a torque of 28 Nm at 7,450 RPM.

• Bore: 83 mm
• Stroke: 53.6 mm
• Total displacement: 290 cc
• Compression ratio: 13.5:1
• Maximum power: 37.1 HP at 10,500 RPM
• Torque: 28 Nm at 7,450 RPM
• Material: High-quality aluminum
• Cylinder sleeves: Blend of silicon carbide and nickel
• Quality controls: Stringent for high performance and reliability