Nissan SR20DE/SR20DET Black Nitride Intake Valves by Supertech
Supertech intake valves are made exclusively from an enhanced versions of EV8 (21-4N) steel. This is the highest grade of steel available and provides the strength to withstand just about any application.
Features
- Head Diam: 35.15mm(+1.0)
- Material: Stainless Steel 21-4N
- Groove Type: Single Groove
- Length: 101.40mm
- Stem Diam: 5.97mm
- Back-cut angle
- Undercut stem
- One piece forged valve (non-magnetic)
- Magnetic friction welded wafer, Hardened to 52 HRC min
- Black Nitride for superior hardness keeping core ductility
- “Superfinish” valve stem with a surface roughness of about 1/3 of a regular valve
Benefits
- Less Friction
- Better Flow Rates
- Better Sealing
- Improves durability and reduces carbon build up
Applications
- 1991-1999 Nissan 180SX
- 1995-1998 Nissan 200SX
- 1989-1998 Nissan 240SX
- 1991-1993 Nissan NX
- 1991-2001 Nissan Sentra
- 1989-2002 Nissan Silvia
What’s In The Box?
- 8 – Intake 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.
