Nissan SR20DET Inconel Exhaust Valves by Supertech
Supertech sodium filled valves made of Inconel/Nimonic alloy offer a significant reduction in valve head temperatures that are required for today’s modern turbo engines.
A cooler valve improves the material strength and durability while allowing the tuner more flexibility and a wider range of spark timing advances. Combine that with an average weight reduction of 10% and there isn’t a cooler valve on the market
Features
- Head Diam: 30.15mm(std)
- Material: Inconel-Nimonic
- Groove Type: Single Groove
- Length: 102.40mm
- Stem Diam: 6.94mm (DET)
- Back-cut angle
- Undercut stem
- One piece forged valve (non-magnetic)
- Magnetic friction welded wafer, Hardened to 52 HRC min
- “Superfinish” valve stem with a surface roughness of about 1/3 of a regular valve
Benefits
- Reduced valve head temperature
- Allows the tuner more flexibility and a wider range of spark timing advances
- Improves material strength and durability
Applications
- 1993–1999 Nissan 200SX
- 1993–2002 Nissan Silvia
- 1991–1997 Nissan 180SX
What’s In The Box?
- 8 – Exhaust Valve
Warranty
- Due to the nature of the application, these parts are sold without any express warranty or any implied warranty of merchantability, or fitness for a particular purpose.