Supertech Nissan RB20 (w/Hydraulic Lifter) Inconel Exhaust Valve - +1mm Oversize - Set of 12

The Supertech Nissan RB20 Inconel Exhaust Valve is a high-performance replacement component designed for enhanced durability and reliability under demanding conditions. Crafted from Inconel, a superalloy known for its heat resistance and strength, this valve is engineered to withstand high temperatures and aggressive engine operation. The set features a +1mm oversize specification, providing increased airflow and improved exhaust flow for optimized engine performance. Built for precision and longevity, these valves deliver consistent performance gains and resistance to valve seat recession, making them suitable for high-performance and racing applications.

This set is compatible with Nissan RB20 engines equipped with hydraulic lifters, specifically designed for models requiring +1mm oversize valves. Ideal for engine rebuilds, upgrades, or performance tuning, these valves serve as direct replacements for stock components. They are intended for use in engines operating on street, track, or racing environments where durability and performance are critical. The kit includes 12 Inconel exhaust valves, ensuring comprehensive coverage for complete cylinder head refurbishment or upgrade. Proper installation requires standard valve seat and guide preparation, making them suitable for professional or experienced DIY mechanics.