Supertech Black Nitrided Exhaust Valve - Single | 1990-1995 BMW 318i (BMEVN-1030S)
Supertech
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BMW M42/S42 Black Nitride Exhaust Valve 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: Black Nitride
- Groove Type: Single Groove
- Length: 105.65mm
- 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
- 1989-1991 E30 318is
- 1990-1992 E30 318i
- 1992-1995 E36 318i
- 1991-1995 E36 318is
- 1994-1995 E36 318ti
What's In The Box?
- 1 - 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.
