CHEVY BLOQUE PEQUEÑO - VÁLVULAS DE CARRERAS NITRURADAS ACERO INOXIDABLE (8) VÁLVULAS DE ESCAPE 1.600 HD
Notes: 1 Groove. Undercut Valve Stems, Swirl polished underheads. Nitrided Stems and Top. They are forged from the highest grade stainless (21-4N) steel, plus they are plasma nitrided on the stem and top of the valve.