Supertech black-nitrided intake valves for Toyota 1GR-FE are offered +1mm oversize as a matched set of 12 for intake servicing and rebuilds. These oversize valves are intended to restore proper clearance after seat machining and are packaged as a complete matched set to simplify head assembly for the specified engine application.
Supertech Toyota 1GRFE Black Nitrided Intake Valve - +1mm Oversize - Set of 12