The Brian Crower 26mm exhaust valve is made for Honda D16Y8 and D16Z6 engines and is supplied as a single replacement valve. It matches the specified 26mm diameter for exhaust ports on those engines and is intended for use during engine rebuilds or as a direct replacement to restore proper valve seating and exhaust function in the listed Honda applications.
Brian Crower Honda D16Y8/D16Z6 26mm Exhaust Valve - Single