Metal Made Engine Valve has stem diameter from 4.5 to 15 mm, head diameter from 17 to 65 mm. The Valve has length from 65 to 250 mm. The Metal Made Engine Valve can be availed in various types such as mono-metallic, bi-metallic, forged finished, spiral polished under head, seat hardened, tip hardened, chrome plated, tufftrided etc.