SKU: 7033S1 | UPC: GSC7033S1
GSC P-D 3SGTE Gen 3 MR2 Turbo S1 Cams 268/268 Billet 1991-1995 Toyota MR2 Turbo
GSC Power-Division S1 camshafts feature 268 degree duration at 0.050 inch lift for the 3S-GTE Gen 3 engine in 1991-1995 Toyota MR2 Turbo models. These billet cams increase mid-range power and torque while maintaining drivability in turbocharged setups. Pair intake and exhaust profiles ensure balanced performance gains up to 25 wheel horsepower on stock turbo configurations.
Key Features
- Billet Cam Cores: One-piece billet construction from high-strength steel provides superior durability and resistance to high-rpm stress in turbo applications
- 268 Degree Duration: Optimized .050 inch lift duration of 268 intake and 268 exhaust for responsive throttle and strong torque from 4500-7500 RPM
- 9.25mm Lobe Lift: Delivers 10.60mm valve lift with standard 1.35mm rockers boosting airflow without requiring spring upgrades on stock turbo
- Symmetric Profiles: Matching intake and exhaust lobe centers at 110 degrees simplify tuning and cam timing for maximum turbo spool
- Dyno-Tested Design: Proven to add 20-30 whp over stock cams in 3S-GTE Gen 3 engines with minimal idle quality impact
Product Notes
- Verify 3S-GTE Gen 3 cylinder head identification before purchase
- Set valve lash to intake 0.35-0.40mm and exhaust 0.40-0.45mm cold
- Box dimensions 24 x 6 x 5 inches for secure transit
Installation Notes
- Professional installation recommended.
- Check piston-to-valve clearance after cam install due to increased lift
- Compatible with OEM timing belt and Gen 3 head hardware
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1991-1995 | Toyota | MR2 | Turbo |
Why Choose GSC Power-Division?
- Over 15 years engineering aftermarket camshafts for Japanese engines
- Manufactured in USA with CNC precision for exact tolerances
- Extensive dyno development matches real-world track data
Frequently Asked Questions
-
Q: Will these cams fit 3S-GTE Gen 4 engines in later MR2 models?
A: No these are designed specifically for Gen 3 heads in 1991-1995 MR2 Turbo confirm head casting numbers match Gen 3 specs -
Q: What material are the camshafts made from?
A: Billet 52100 bearing steel cores with nitrided lobes for wear resistance and high boost compatibility -
Q: What warranty coverage is provided?
A: Limited lifetime warranty on cam cores against manufacturing defects 1 year on lobes with proper installation
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Foam-sleeved cams in reinforced cardboard box 24 x 6 x 5 inches
- Weight: 6.8 lbs
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