SKU: 3129-12
GSC Power-Division Nissan RB26DETT (1989-2002 Skyline GT-R) Exhaust Valve Guide w/Stopper – Set of 12 (STD)
GSC Power-Division exhaust valve guides fit Nissan RB26DETT engines in 1989-2002 Skyline GT-R models including R32 BNR32, R33 BCNR33, and R34 BNR34. This set of 12 standard-size guides with integrated stoppers installs directly into stock cylinder heads. They deliver reliable valve sealing and extended guide life during high-RPM and boosted operation.
Key Features
- Phosphor Bronze Material: Resists wear and conducts heat effectively to maintain valve stem alignment under extreme conditions
- Integrated Stopper Design: Positions guide precisely in head to prevent axial movement and ensure consistent valve action
- Standard (STD) Sizing: Matches OEM dimensions at 12.0mm outer diameter for drop-in compatibility without head modification
- Complete Exhaust Set: Twelve guides cover all exhaust valves for full engine refresh in performance rebuilds
- High-Performance Engineering: Tested for 1000+ horsepower RB26 builds with sustained boost over 30 psi
Product Notes
- Exhaust-side guides only. pair with GSC intake guides 3128-12 for complete set
- Inspect cylinder head guide bores for damage before installation
- Packaged securely to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Remove old guides using GSC puller tool or equivalent. freeze new guides for press fit
- Compatible with stock RB26 heads. no special hardware required
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?
- Developed for professional race teams building RB engines worldwide
- CNC-machined tolerances hold under 40psi boost and 10,000 RPM
- Backed by decades of JDM performance valvetrain expertise
Frequently Asked Questions
- Q: Will these fit my R34 GT-R RB26DETT?
A: Yes, direct fit for all 1999-2002 BNR34 models with standard bore heads - Q: What material are the guides made from?
A: High-grade phosphor bronze for optimal wear resistance and heat transfer - Q: What is the warranty on these valve guides?
A: GSC offers a limited lifetime warranty against manufacturing defects when installed properly
Shipping & Handling
- Method: Standard ground shipping
- Availability: In stock – ships same or next business day
- Packaging: Compact box measuring 6x4x1 inches
- Weight: 0.25 lbs
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