BMW S54B32 Black Nitride Exhaust Valves by Supertech
Supertech exhaust valves are made from EV16 (21-8N) or EV8-Nb/w for greater strength at higher temperatures.
Features
- Head Diam: 30.50mm
- Material: Stainless Steel 23-8N
- Groove Type: Triple Groove
- Length: 118.85mm
- Stem Diam: 5.95mm
- Size: Std
- 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
- 2000-2006 BMW E46 M3
- 2000-2002 BMW E36/7 Z3 M Roadster, E36/8 M Coupé
- 2006-2008 BMW E85 Z4 M Roadster, E86 Z4 M Coupé
What’s In The Box?
- 12 – 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.