The Supertech black nitrided intake valve for Toyota 1GR‑FE engines is a single replacement offered at +1mm oversize for engine rebuilds and valve seat machining. Sold individually, the oversize choice provides material allowance for reconditioning seats. The nitrided surface treatment is specified, making this suitable for targeted service needs on 1GR‑FE applications.
Supertech Toyota 1GRFE Black Nitrided Intake Valve - +1mm Oversize - Single