Swirl Polished and Fully Machined: The under head areas are expertly swirl polished, and the combustion faces are fully machined, optimizing airflow and combustion efficiency for maximum power.
Premium Stainless Steel: The Performance Series valves are available as XH-422 for exhaust and NK-840 for intake, constructed from high-quality stainless steel for optimal performance.
Chrome Stems and Hard Tips: These valves boast chrome stems and hard tips, ensuring exceptional durability, even under extreme conditions.
Manley Performance Series valves are engineered to meet the demands of enthusiasts seeking top-tier performance.
Variety of s: Tailor your valve selection to your engine's needs with options for stock or .100 longer s.
Performance SBC Ex. Vlv Kit - 1.500 in. Dia.,4.911 in. O/A ,.3415 in. Stem
Manley Small Block Chevrolet 1.500 Budget Performance Exhaust Valves
Manley Valve - Exhaust, Valve-SBC B/P 1.500.
Manley Valve - Exhaust, Valve-SBC B/P 1.500
Manley Valve - Exhaust, SBC B/P 1.500
Engine Exhaust Valve
Valve-SBC B/P 1.500
Valve - Exhaust