The Manley Severe Duty intake valve for Chevrolet small block engines is a durable replacement with a 2.055in head diameter, 5.110in overall length and a 0.3110in stem. Built from NK-844 intake alloy, it features chrome stems, hard tips and swirl‑polished underheads plus fully machined combustion faces to enhance airflow and efficiency while resisting wear in high-temperature gasoline engine applications for dependable longevity.
Manley Chevrolet Small Block Intake Valve Kit - 2.055in Head Dia. 5.110in O/A Length, 0.3110in Stem