Modular Central Dome for OE Cylinder Ø47.5 | Yamaha YZ 85

Athena replacement heads born from a solid know-how, given by many years of experience that has led the company to be chosen as a supplier of original equipment by numerous motorcycle manufacturers. Athena is able to design and produce in-house cylinder heads of the highest quality and efficiency, at an extremely competitive price.

The OE cylinder head, entirely in aluminum, was revised and engineered by Athena R&D technicians by providing an interchangeable dome, in order to ensure maximum flexibility in customization and better performance. The dome is manufactured from bronze, which ensures better thermal stability even at high temperatures compared to aluminum.