ATHENA Big Bore Cylinder Kit - Ø81mm Yamaha YZ250F

ATHENA Big Bore Cylinder Kit - Ø81mm Yamaha YZ250F

Enhance the performance of your Yamaha YZ250F with the ATHENA Big Bore 81mm cylinder kit. This complete kit offers an increase in displacement for improved performance, while ensuring reliability and durability.

• Nickel-carbide treated aluminum cylinder for optimal strength
• Special design increasing coolant volume for controlled temperatures
• High-performance exhaust valves for efficient gas evacuation
• Bronze cylinder head dome for better compression
• Forged piston with molybdenum disulfide-coated skirts for increased longevity

The kit comes complete with piston, rings, circlips, pin, gasket kit, and, depending on the case, the cylinder head and exhaust valves. In addition, spare parts such as pistons, rings, and gaskets are also available to ensure easy maintenance of your engine.

Give your Yamaha YZ250F a significant performance improvement with the ATHENA Big Bore cylinder kit. Trust in ATHENA's quality and expertise for results that meet your expectations.