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The Supertech +3mm oversize black‑nitrided intake valve for BMW S65 V8 and S85 V10 engines is a single replacement sized for heads requiring a larger valve during machining. The +3mm dimension provides room for seat work while the nitrided surface improves hardness and wear resistance. Sold individually, this valve caters to precise rebuilds on S65 and S85 cylinder heads.
Supertech BMW S65 V8 / S85 V10 Black Nitrided Intake Valve - +3mm Oversize - Single
