Viton/Teflon Valve Stem Seals - Honda DOHC Fours CB750 CB900 CB1100F - 16 pcs

These valve stem seals are made from a mixture of Viton and Teflon to ensure they're not only resistant to hot engine oil, but slick enough to reduce friction in the valvetrain.  These are made in the same factory that makes seals for countless racing applications.