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SKU: 2146-12
GSC P-D 1989-2002 Nissan Skyline GT-R RB26DETT 34.65mm Head STD 103.8mm Long +1.5mm Tip Intake Valve - Set of 12
GSC Power-Division intake valves fit Nissan RB26DETT engines in Skyline GT-R models from 1989 to 2002. This set of 12 features 34.65mm standard head diameter 103.8mm overall length and +1.5mm tip length for accurate valve train setup. They support higher RPM and boost levels with enhanced durability in performance applications.
Key Features
- One-Piece Forged Stainless Steel: Provides strength to handle extreme heat and stress in turbocharged RB26DETT builds
- Swirl Polished Head: Improves airflow efficiency across the valve face for better cylinder filling
- Back-Cut Design: Increases velocity and flow around the valve margin for power gains
- Knife-Edged Stem Ends: Reduces reciprocating mass and drag for quicker revving
- Stellite Tipped: Ensures wear resistance and maintains precise geometry in high-mileage engines
Product Notes
- +1.5mm tip length pairs with lash caps for dual valve spring setups
- Stem diameter matches OEM 6.98mm for direct compatibility
- Set includes 12 valves specifically for intake side of RB26DETT
Installation Notes
- Professional installation recommended.
- Check valve guide clearance and seat condition before install
- Compatible with stock or aftermarket retainers and high-lift springs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1989-1994 | Nissan | Skyline GT-R | R32 BNR32 |
| 1995-1998 | Nissan | Skyline GT-R | R33 BCNR33 |
| 1999-2002 | Nissan | Skyline GT-R | R34 BNR34 |
Why Choose GSC Power-Division?
- Engineered for motorsport use in GT-R drag and track cars
- Made in USA with tight tolerances for repeatable performance
- Backed by real-world testing in high-boost RB26DETT applications
Frequently Asked Questions
-
Q: Will these valves fit my R34 Skyline GT-R RB26DETT?
A: Yes they directly replace stock intake valves in all RB26DETT engines including BNR34 R34 GT-R V-Spec and standard models -
Q: What material and stem specs do these have?
A: Forged stainless steel construction 34.65mm head 103.8mm length 6.98mm stem diameter and stellite tip for longevity -
Q: What about warranty and setup needs?
A: GSC offers a one-year warranty use +1.5mm lash caps with dual springs and set valve lash to spec after install
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Foam-lined protective box 12in x 4in x 2in
- Weight: 1.8 lbs
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