The Supertech 5.5mm Viton valve stem seal set for Toyota 86 covers both intake and exhaust and is supplied as a set of 16. The listing specifies a 5.5mm stem size and Viton material, providing a complete package for replacing all valve stem seals on Toyota 86 engines that require sixteen 5.5mm Viton seals for a full service.
Supertech Toyota 86 5.5mm Stem Viton Intake & Exhaust Valve Stem Seal - Set of 16