Manley Chevrolet Small Block Intake Valve Kit - 2.020in Head Dia. 5.010in O/A Length, 0.2740in Stem

Engineered for high-performance and durability, this intake valve kit is designed for Chevrolet Small Block engines. Featuring a 2.020 inch head diameter, 5.010 inch overall length, and 0.2740 inch stem diameter, these valves are crafted from premium NK-844 material to withstand extreme temperatures and stresses encountered in high-temperature gasoline engines. Manley's Severe Duty® valves undergo rigorous fatigue testing, enduring up to 100 million cycles at 40,000 psi and 1400°F, significantly outperforming competitors. The valves feature chrome stems and hard tips for enhanced durability, swirl polished under-head areas, and fully machined combustion faces to optimize airflow and combustion efficiency.