The Supertech intake valve for LS1 small‑block Chevy applications is a single black nitrided replacement specified at 2.060 x 0.3138 x 4.895 inches. Sold individually, this valve provides a different intake valve diameter option for LS1 valvetrain servicing and is intended for targeted replacement during head maintenance or rebuilds.
Supertech LS1 SB Chevy 2.060inx.3138x4.895in Blk Nitride Intake Valve - Single (Drop Ship Only)