The Supertech black-nitrided exhaust valve for Mazda Miata 1.6L applications is a single replacement exhaust valve intended for head rebuilds and valve service. The nitrided finish improves wear resistance for exhaust duty; sold individually and shipped drop-ship. Verify fitment for your Miata before ordering. Check application specifics before ordering.
Supertech Mazda Miata 1.6L Black Nitrided Exhaust Valve - Single (Drop Ship Only)