GSC Power Division +1mm Exhaust Valve
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GSC Power Division +1mm Exhaust Valve - Subaru BRZ (ZC6) / Toyota 86 - FA20
GSC Power Division builds its valvetrain components using advanced 3D modelling and flow testing to chase the strongest, highest flowing valve possible for each application. This +1mm exhaust valve is engineered for the FA20 engine found in the Subaru BRZ and Toyota 86, with reduced valve face distortion for better sealing and more consistent performance over the life of the part.
This listing covers the FA20 engine as fitted to the Subaru BRZ (ZC6) and Toyota 86 (ZN6). The valve is sized at +1mm, giving a 30mm exhaust valve diameter over the factory item. It's available as a full set of eight or as a single replacement valve — select the quantity you need from the variant options on this listing.
Specifications
- Exhaust valve, +1mm oversize
- Finished valve size: 30mm
- Engine application: FA20
- Sold as a set of 8 or as a single valve
Vehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your engine and configuration before ordering.
Not sure if this valve suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.
Vehicle Compatibility
| Make | Model | Chassis | Engine |
|---|---|---|---|
| Subaru | BRZ | ZC6 | FA20 |
| Toyota | 86 | ZN6 | FA20 |
Technical Specifications
| Spec | Value |
|---|---|
| Valve Size | 30 mm (+1mm oversize) |
| Application | FA20 engine |
| Available Configurations | Set of 8 / Single Valve |
No instructions available for this product.

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