GSC S1 Billet Camshaft Set – Subaru EJ207 V7+ Single AVCS (GSC7027S1)
Balanced Powerband for Turbocharged EJ207 Builds
The GSC Power-Division S1 Billet Camshaft Set is designed for Subaru EJ207 engines in JDM and Euro WRX / STI models Version 7 and newer, equipped with single AVCS. These cams retain low-end drivability while boosting torque and horsepower throughout the RPM range. Ideal for stock location turbo upgrades or builds targeting up to 500 WHP.
Spring & Install Requirements
- Upgraded valve springs are required for safe high-RPM operation
- Head castings may require minor clearance work due to lobe size
- Professional installation is strongly recommended
Camshaft Specifications
| Camshaft | ADV Duration | Duration @ 0.040" | Peak Lift | Center Line |
|---|---|---|---|---|
| Intake | 264° | 226° | 10.80mm | 125° |
| Exhaust | 264° | 222° | 10.50mm | 115° |
Fitment Guide:
- 2001–2007 Subaru Impreza WRX STI JDM 2.0L Turbo DOHC (EJ207 V7+ Single AVCS)
- 2001–2007 Subaru Impreza WRX STI Euro 2.0L Turbo DOHC (EJ207 Single AVCS)
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