Athena valve stem gasket Athena, an international company founded in 1973, develops and produces gaskets, technical spare parts and metal components for the industrial and motorcycle sector according to the highest quality standards UNI EN ISO 9001, 9002, 14001 and UNI ISO / TS 16949. In the off-road world, Athena's pool of engineers and technicians is developing new product lines in collaboration with the main international MXGP and AMA Supercross teams. Athena products are subjected to rigorous quality tests to guarantee customers high standards of performance, competitiveness and reliability. Athena offers the widest range of replacement seals and seal kits available on the market, with over 40 years of industry experience. Athena gasket kits are based on in-depth know-how, on continuous technological development carried out by the internal team of engineers and designers and on production strictly compliant with the parameters required by OEMs.