The Supertech black nitrided exhaust valves are specified for BMW M50/M52 engines and come as a set of eight. Each valve measures 30.5 x 5.96 x 105.65 mm and features a black nitrided finish for surface hardening and wear resistance. These direct-fit valves are intended for rebuilding or upgrading the cylinder head valves on compatible M50 and M52 engine assemblies.
Supertech BMW M50/M52 30.5x5.96x105.65mm Black Nitrided Exhaust Valve - Set of 8