SKU: 1053
GSC Power-Division Nissan RB26DETT Valve Stem Seals - Set of 24 (1989-2002 Skyline GT-R)
GSC Power-Division valve stem seals deliver reliable oil control for Nissan RB26DETT engines in Skyline GT-R models. This set of 24 fits all intake and exhaust valves on R32 R33 and R34 GT-R. Engine builders choose them for leak-free performance during high boost and high RPM operation.
Key Features
- Viton Fluoroelastomer Material: Handles extreme heat from modern fuels and oils in turbocharged RB26DETT applications
- Positive Seal Design: Locks oil in place to prevent leaks past valve stems under boost pressures over 30 psi
- Stock Size Precision Fit: Matches factory valve guides and stems for drop-in installation on unmodified heads
- Complete 24-Piece Set: Includes seals for 12 intake and 12 exhaust valves on dual overhead cam RB26DETT
- Performance Proven: Used in drag racing and track builds pushing 800+ wheel horsepower
Product Notes
- Cylinder head must be removed for proper seal replacement during valve service
- Inspect valve guides and stems for wear before installation to ensure long-term seal life
- Standard ground shipping with tracking provided
Installation Notes
- Professional installation recommended.
- Apply light engine oil to seals during assembly to aid installation
- Compatible with OEM valve keepers and springs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1989-1994 | Nissan | Skyline | R32 GT-R (BNR32 RB26DETT) |
| 1995-1998 | Nissan | Skyline | R33 GT-R (BCNR33 RB26DETT) |
| 1999-2002 | Nissan | Skyline | R34 GT-R (BNR34 RB26DETT) |
Why Choose GSC Power-Division?
- Engineered for JDM performance engines with decades of motorsport testing
- High-quality materials built for repeated heat cycles in turbo setups
- Exact tolerances from CAD-designed tooling for RB-series reliability
Frequently Asked Questions
-
Q: Will these fit R32 R33 R34 GT-R with stock valves?
A: Yes designed specifically for stock diameter valves and guides on all RB26DETT variants in these models -
Q: What material resists oil breakdown in high-boost RB26 builds?
A: Viton fluoroelastomer provides superior heat and chemical resistance up to 400°F continuous -
Q: Is a full head rebuild required for installation?
A: Yes valve stem seals install during cylinder head service. use GSC tools for easiest replacement
Shipping & Handling
- Method: Standard ground
- Availability: In stock - ships same or next business day
- Packaging: Compact box 5 x 3 x 1 inches
- Weight: 0.1 lbs
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