Nissan CA18DET Black Nitride Intake Valve 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: 34.15mm(std)
- Material: Stainless Steel 21-4N
- Groove Type: Single Groove
- Length: 88.9mm
- 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
- 1987-1988 Nissan Silvia S12 RS-X
- 1987-1989 Nissan Silvia S12 Grand Prix final edition in Europe
- 1988-mid 1990 Nissan Silvia/180SX S13 (Japanese market)
- 1987-1989 Nissan Bluebird RNU12 SSS ATTESA Limited (Japanese Market)
- 1989-1994 Nissan 200SX RS13-U Europe
What’s In The Box?
- 1 – 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.