The Supertech nitrided intake valve for Opel Z16 is a single replacement with dimensions 31.3 x 4.96 x 113.85mm, a 11.4mm tip and an 11.4mm dish profile, finished in black nitriding. Supplied as a drop-ship item, this valve is intended for head repairs or performance rebuilds where a nitrided intake valve with specific tip and length is required to match engine geometry.
Supertech Opel Z16 31.3x 4.96 x 113.85mm Tip 11.4mm Dish Blk Nitrided Int Valve - Single (D/S Only)