GSC Billet R2 Camshafts – Toyota 2JZ-GTE VVTi – GSC7031R2
High-Output Camshaft Set for Big Turbo VVTi 2JZ Builds
The GSC Power-Division Billet R2 Camshafts are built for the Toyota 2JZ-GTE VVTi, optimized for single turbo setups larger than 76mm. Designed to deliver serious top-end gains without sacrificing low-end torque compared to S2 profiles, these cams are ideal for high-horsepower street, drag, and dyno builds pushing 1500–1800 WHP.
Camshaft Specifications
| Camshaft | ADV Duration | Duration @ 0.040" | Peak Lift | Center Line |
|---|---|---|---|---|
| Intake | 278° | 242° | 11.30mm | Variable |
| Exhaust | 278° | 242° | 11.30mm | 118° |
Performance Range
- Effective RPM Band: 4500–9000 RPM
- Horsepower Support: 1500–1800 WHP
- Idle Quality: Rougher than stock
Installation Requirements
- Upgraded valve springs required (GSC5064 or GSC5066 recommended)
- Shimless bucket tappets required
- Cylinder head must be clearanced for 11.30mm lift
- Minimum .020" / 0.5mm clearance from head casting is mandatory
Built for Serious Boost and RPM
If you're running a large-frame turbo and chasing big numbers, the R2 cam profile is engineered to maximize cylinder fill and promote massive peak power. These billet cams are precision-machined for durability and repeatability, making them a top-tier choice for aggressive VVTi-equipped 2JZ builds.
Fitment:
- 1997–2005 Toyota Supra Turbo 3.0L DOHC Inline-6 (2JZ-GTE VVTi, Japan only)
- 1998–2005 Lexus GS300 (2JZ-GTE VVTi swap-compatible)
- 1997–2004 Toyota Aristo VVTi 3.0L Twin Turbo Inline-6 (2JZ-GTE VVTi)
- 1998–2001 Toyota Soarer 3.0L Twin Turbo Inline-6 (2JZ-GTE VVTi swap)
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