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The Supertech intake valve is a single black-nitrided unit sized 28.90 x 6.98 x 101.30 mm, specified for Ferrari 328 engines. Its nitrided finish increases stem hardness and wear resistance while maintaining intake seating geometry. Supplied as a single replacement and shipped drop-ship, this valve is intended for Ferrari 328 intake-side service where a nitrided intake valve is required.
Supertech Ferrari 328 28.90x6.98x101.30mm Black Nitride Intake Valve - Single (Drop Ship Only)
