209VA31297000 MAHLE Exhaust Valve

MAHLE's Valve Train Components are integral to the valve train system within an engine, where they regulate the movement of valves with precision. These components are particularly relevant in engines equipped with overhead camshafts or hydraulic lifters, contributing to improved performance and reduced emissions. Key technical advantages include enhanced fuel efficiency, lower emissions, and increased engine lifespan. Valve rods and rockers are critical components of an engine’s valve train, translating rotational motion of the camshaft into linear motion to open and close intake and exhaust valves. Rocker arms pivot on a fulcrum, amplifying camshaft lift and transferring it to the valve stem via the valve rod (or pushrod in OHV engines). These components are located within the cylinder head and engine block, operating in a high-temperature, high-stress environment. Manufacturing typically utilizes hardened steel alloys for durability and resistance to wear. Precise machining and heat treatment are essential for maintaining valve timing and engine performance. Variations include roller rockers to reduce friction and different length pushrods to accommodate aftermarket camshafts.