SKU: 2131-8
GSC P-D 2014+ Subaru/Scion FA20 BRZ/FRS/FT86 23-8N Chrome Polished Exhaust Valve 29mm STD - 8 QTY
GSC Power-Division 23-8N chrome polished exhaust valves measure 29mm standard diameter for direct fit in FA20 engines. These one-piece forged valves suit 2013-2021 Subaru BRZ Scion FR-S and Toyota 86 models. They handle high RPM and boost levels with better flow and valve retention.
Key Features
- 23-8N Stainless Steel: Maintains strength above 1600°F for long life in performance engines
- Chrome Polished Finish: Cuts friction on guides improves heat transfer and resists carbon buildup
- 29mm Head Diameter: Stock sizing ensures compatibility with factory heads and seats
- 5.95mm Stem x 105.73mm Length: Precision dimensions match OEM specs for drop-in install
- Set of 8 Exhaust Valves: Full replacement kit covers all exhaust positions
Product Notes
- Pair with GSC valve springs and titanium retainers for optimal setup
- Inspect valve seats for proper 45-degree angle before install
- Packaged in foam-lined box to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Lap valves to heads for leak-free seal
- Compatible with OEM or aftermarket heads no machining required
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2013-2016 | Scion | FR-S | All |
| 2013-2021 | Subaru | BRZ | All |
| 2017-2020 | Toyota | 86 | All |
Why Choose GSC Power-Division?
- Proven in drag racing and circuit cars worldwide
- CNC-machined from aerospace-grade blanks
- Backed by decades of Subaru valvetrain expertise
Frequently Asked Questions
-
Q: Will these fit 2013 BRZ or FR-S models?
A: Yes fits all 2013+ FA20DIT engines in BRZ FR-S and 86 no modifications needed -
Q: What is the valve material and finish?
A: Forged 23-8N stainless steel with chrome polish on stems and heads for durability and flow -
Q: What warranty applies?
A: GSC offers 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: Foam protected box 10x6x2 inches
- Weight: 1.8 lbs
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