Exhaust valve MITSUBISHI 6G72 3.0L V6 DOHC /3000 GT 91-98 Acura 60442-STOCK

Exhaust valve MITSUBISHI 6G72 3.0L V6 DOHC /3000 GT 91-98 Acura 60442-STOCKThe production of our race valves begins with a one piece forging where the valve head is forged in a slow two step process to maintain a good material flow. Then it is machined on the CNC in several stages to ensure the precision of the final dimensions. Then, we perform another thermal treatment for relaxation, followed by nitride curing (or coating process depending on the application). Finally, we perform one more grinding followed by a patented

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