GSC Super Alloy Exhaust Valve Set – FA20 BRZ/FRS (GSC2121-8)
Precision-Built for High-Performance FA20 Engines
Crafted for the 2013 Subaru BRZ, Scion FR-S, and Toyota 86, the GSC Power-Division Super Alloy Exhaust Valve Set is designed to handle the demands of high-horsepower builds and elevated exhaust gas temperatures. This standard-size 29mm set of 8 valves is built to perform under extreme conditions—up to 2000°F.
Technical Specifications
- Part Number: GSC2121-8
- Valve Head Size: 29mm
- Stem Diameter: 5.5mm
- Overall Length: 95.15mm
- Head Diameter: 29.00mm
Engineered for Strength, Flow, and Longevity
Each valve features a chrome-polished stem for reduced friction and extended wear—especially when paired with GSC Manganese bronze valve guides. The under-head dish is optimized for weight savings, while swirl-polished and backcut heads enhance airflow without compromising durability.
Key Features:
- Withstands EGTs up to 2000°F
- Chrome-polished stems for smoother operation
- Lightweight under-head dish design
- Swirl-polished and backcut heads for improved flow
- Compatible with GSC bronze valve guides
Fitment Note
SPECIAL NOTE: This valve set is designed for 2013 model year fitment only. Please confirm compatibility before purchase.
Fitment:
- 2013 Subaru BRZ (FA20 engine)
- 2013 Scion FR-S (FA20 engine)
- 2013 Toyota 86 (FA20 engine)
Fitment Note
SPECIAL NOTE: This valve is designed for 2013 model year fitment only. Please verify compatibility before ordering.
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