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SKU: 2154-8
GSC P-D 2011-2017 Ford Mustang 5.0L Coyote Gen 1/2 38.27mm Head (+1mm) Chrome Polished Intake Valve - Set of 8
GSC Power-Division 38.27mm chrome polished intake valves deliver a complete set of 8 for Ford Mustang 5.0L Coyote Gen 1/2 engines. Designed for 2011-2017 Mustang GT and compatible models, these +1mm oversize valves boost intake airflow for stronger mid-range torque and high-RPM power. Engineered to handle aggressive cam profiles and boosted applications with reliable durability.
Key Features
- 38.27mm Head Diameter (+1mm Oversize): Provides up to 8% more intake flow over stock 37.27mm valves to support larger cams and turbo setups
- Chrome Polished Stem: Reduces friction against guides by 40% for smoother valve action, less wear, and consistent performance
- One-Piece Forged 21-4N Stainless: Retains strength at temperatures over 1600°F with fatigue resistance for track and street use
- 0.5mm Reduced Stem (6.5mm): Cuts weight to 109g per valve for quicker revving without sacrificing rigidity
- Swirl Polished Head: Minimizes flow disruption for even air distribution and improved cylinder filling efficiency
Product Notes
- Requires valve seat machining for proper fit due to oversize head
- Pair with matching GSC exhaust valves and springs for full valvetrain upgrade
- Ships as special order with protective packaging
Installation Notes
- Professional installation recommended.
- Machine valve seats 1mm larger and check valve-to-piston clearance (minimum 0.080" intake)
- Uses stock retainers, keepers, and seals or GSC performance equivalents
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2011-2014 | Ford | Mustang | GT 5.0L |
| 2011-2014 | Ford | Mustang | Boss 302 5.0L |
| 2015-2017 | Ford | Mustang | GT 5.0L |
| 2011-2014 | Ford | F-150 | 5.0L |
| 2015-2017 | Ford | F-150 | 5.0L (XL, XLT, Lariat, King Ranch, Platinum) |
Why Choose GSC Power-Division?
- Race-proven in NHRA, NASA, and Formula Drift Coyote builds
- USA-made with tight tolerances for drop-in reliability
- Extensive dyno testing backs every valve design
Frequently Asked Questions
-
Q: Does this fit 2018+ Mustang 5.0L Coyote?
A: Optimized for Gen 1/2 (2011-2017). Gen 3 may require head flow confirmation but stem dimensions match -
Q: What material and stem finish?
A: Forged 21-4N stainless steel body with hard chrome plated stem and swirl polished head for heat resistance and low friction -
Q: What warranty and install requirements?
A: 1-year unlimited mileage warranty. professional install with seat cutting and clearance checks required
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: Special order - typically ships in 2-5 business days
- Packaging: Securely boxed with foam inserts
- Weight: 2.00 lbs
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