Supertech black-nitrided intake valve set for Nissan RB25 24-valve DOHC engines with hydraulic lifters. Supplied as a set of 12 and finished +1mm oversize, these intake valves are intended for cylinder-head work that requires oversize intake valves. The nitrided surface offers a treated finish to support durability and consistent valve seating during reassembly.
Supertech Nissan RB25 24V DOHC (w/Hydraulic Lifters) Blk Nitrided Intake Valve - +1mm OS - Set of 12