Kit cylindre ATHENA Big Bore - Ø81mm Yamaha YZ250F

Product details

Whatever the level of preparation of your machine, you will find the ATHENA cylinder kit that suits you. With or without increased displacement, these kits are delivered complete and will provide you with performance and reliability. Below are some of the technical solutions adopted by these very high-quality products:

• Aluminum cylinder, nickel-carbide treated
• Special design increasing coolant volume
• High-performance exhaust valves
• Bronze breech dome
• Forged piston, skirts coated with molybdenum disulfide treatment

Delivered complete with piston, rings, circlips, pin, gasket set and, where applicable, cylinder head and exhaust valves. Pistons, rings, and gaskets are also available as spare parts.