The Supertech Inconel exhaust valve for Nissan RB20DET with solid lifters is supplied as a single +1.0mm oversize valve. Offered individually, this Inconel exhaust valve is intended for valve replacement or rebuild work on RB20DET engines that use solid lifters and require an oversize exhaust valve.
Supertech Nissan RB20DET (w/Solid Lifters) Inconel Exhaust Valve - +1mm Oversize - Single (D/S Only)