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The Supertech +1mm oversize black‑nitrided intake valve for BMW M20 2.5L is a single replacement sized to accommodate valve seat machining during rebuilds. The oversize dimension provides headroom for rework while the nitrided finish improves surface hardness and wear resistance. Sold individually, this valve supports accurate servicing and refurbishment of M20 2.5L cylinder heads.
Supertech BMW M20 2.5L Black Nitrided Intake Valve - +1mm Oversize - Single
