GSC Super Alloy Exhaust Valve – Standard Size – Nissan RB26DETT Single (GSC2143-01)
The GSC Power Division Super Alloy Exhaust Valve (PN GSC2143-01) is engineered for Nissan RB26DETT engines operating under intense thermal and performance demands. Designed to handle exhaust gas temperatures up to 2000°F, this valve is ideal for high-horsepower turbocharged setups pushing serious heat and RPM.
- Head Diameter: 30.15mm / 1.187in
- Total Length: 101.74mm / 4.006in
- Stem Diameter: 6.905mm / 0.272in
Developed using advanced 3D simulation and design software, GSC’s Super Alloy exhaust valves feature a high-flow head profile tested specifically in RB26DETT applications. The result: reduced face distortion, improved sealing under extreme heat, and consistent performance throughout the valve’s service life.
- Boosts engine breathing for increased power and efficiency
- Reduces valve weight and enhances RPM capability
- Minimize oil retention and reduce friction for smoother valve motion
- Engineered to withstand extreme heat and maintain performance under turbocharged conditions
- Hardened or fused with stelite wafer for extended wear resistance
- Compatibility: Works with OEM keeper/lock systems; new locks recommended for performance builds due to potential grooving
Backed by GSC Power Division’s commitment to durability, precision, and high-performance engineering.
Fitment:
- 1989 Nissan Skyline GT-R RB26DETT
- 1990 Nissan Skyline GT-R RB26DETT
- 1991 Nissan Skyline GT-R RB26DETT
- 1992 Nissan Skyline GT-R RB26DETT
- 1993 Nissan Skyline GT-R RB26DETT
- 1994 Nissan Skyline GT-R RB26DETT
- 1995 Nissan Skyline GT-R RB26DETT
- 1996 Nissan Skyline GT-R RB26DETT
- 1997 Nissan Skyline GT-R RB26DETT
- 1998 Nissan Skyline GT-R RB26DETT
- 1999 Nissan Skyline GT-R RB26DETT
- 2000 Nissan Skyline GT-R RB26DETT
- 2001 Nissan Skyline GT-R RB26DETT
- 2002 Nissan Skyline GT-R RB26DETT
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
