Supertech Exhaust Valves for Nissan VK56DE
Engineered for the hottest part of the combustion chamber, Supertech exhaust valves are precision ground and built for sustained high-temperature operation.
Stainless steel valves with Supertech's proprietary Black Nitride treatment suit most performance builds, while Inconel exhaust valves are designed for extreme heat in high-boost and race engines. For the Nissan VK56DE, Supertech offers 10 part numbers, including Stainless Steel Black Nitride Exhaust Valves - Oversize +1mm, Inconel Exhaust Valves - Undersize -0.8mm, Inconel Exhaust Valves, Inconel Exhaust Valves - Oversize +1mm and Inconel Exhaust Valves - Oversize +2mm and 1 more option.
Key Features
- Black Nitride stainless steel for wear resistance
- Inconel options for extreme exhaust temperatures
- Swirl-polished, precision-ground construction
- Built for boosted, nitrous and endurance use
- Standard and oversize head diameters on select applications
- Sold individually or as full engine sets
Applications
Supertech exhaust valves are built for the Nissan VK56DE in high-heat street and race applications. Confirm head diameter, stem diameter and overall length against your cylinder head before ordering, and consult your machinist for any oversize valve.