GSC Billet S1 Camshafts – Toyota 1JZ-GTE VVTi – GSC7029S1
Street-Friendly Camshaft Set for VVTi 1JZ Builds
The GSC Power-Division Billet S1 Camshafts are crafted for the Toyota 1JZ-GTE VVTi, offering a refined balance of drivability and performance. Designed to support builds up to 700 WHP, these cams deliver strong midrange torque and top-end power across a usable 3500–7500 RPM range.
Camshaft Specifications
| Camshaft | ADV Duration | Duration @ 0.040" | Peak Lift | Center Line |
|---|---|---|---|---|
| Intake | 260° | 222° | 9.60mm | Variable |
| Exhaust | 262° | 224° | 9.70mm | 116° |
Key Features
- Billet construction for maximum strength and precision
- Supports up to 700 WHP with proper supporting mods
- Optimized for 3500–7500 RPM powerband
- Idle is slightly rougher than OEM cams
Ideal Applications
Perfect for turbocharged street builds and weekend track cars, the S1 cam profile enhances airflow and valvetrain control without sacrificing low-end drivability. These cams are a great match for VVTi-equipped 1JZ engines looking to push power while maintaining street manners.
Fitment:
- 1996–2001 Toyota Chaser / Mark II / Cresta 2.5L Turbo Inline-6 (1JZ-GTE VVTi)
- 1997–2005 Toyota Soarer / Lexus SC300 2.5L Turbo Inline-6 (1JZ-GTE VVTi swap)
- 1997–2004 Toyota Crown Athlete 2.5L Turbo Inline-6 (1JZ-GTE VVTi, Japan only)
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