ATHENA Big Bore Cylinder Kit P400270100023 276cc

The Big Bore cylinder kit of 276cc represents excellence in motorcycle performance, designed for those looking to enhance their engine with high-precision components. Made from superior quality aluminum alloys, this cylinder is the result of advanced technologies and a production process that ensures millimetric tolerances, thanks to the use of computer numerical control machines.

With a bore of 82 mm and a stroke of 52.3 mm, the cylinder offers a displacement of 276 cc and a compression ratio of 12.5:1, allowing for a maximum power output of 40.5 HP at 12,500 RPM. The water cooling system ensures optimal thermal management, while the water channels have been designed to improve cooling capacity, contributing to high and lasting performance.

The cylinder sleeves are made with a special blend of silicone carbide and nickel, ensuring smooth piston operation and exceptional cylinder durability. Each unit undergoes rigorous quality testing, ensuring it meets the highest standards in terms of reliability and performance.

With completely flat surfaces to eliminate mounting inaccuracies and 3D software that simulates mechanical loads, this cylinder kit is the ideal choice for motorcyclists seeking a significant upgrade in their vehicle's performance.