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SKU: 11623-8 | UPC: 807298073415
Manley Ford Coyote 5.0L DOHC 4 Valve 31mm Triple Groove Race Master Exhaust Valves (Set of 8) 2011+
Manley Race Series exhaust valves deliver reliable performance for Ford Coyote 5.0L DOHC engines in 2011+ Mustang GT and F-150 models. These 31mm valves feature triple grooves for secure retention and handle engines up to 8000 RPM in bracket drag and oval track racing. A set of 8 covers the full exhaust side for complete builds.
Key Features
- 31mm Head Diameter: Provides increased exhaust flow for better power output in high RPM applications
- Triple Groove Design: Ensures positive keeper lock and stability under extreme valve train loads
- 5.065 Inch Length: Matches OEM dimensions for drop-in compatibility with stock or aftermarket heads
- 7.980mm Stem Diameter: Precision ground for minimal guide clearance and long-term durability
- Race Master Stainless Steel: Heat-treated XH428 alloy resists fatigue and maintains shape in race conditions
Product Notes
- Intended for competition engines verify spring pressures do not exceed 1000 lbs open
- Pair with Manley intake valves like 11622-8 for balanced flow
- Packaged in protective sleeves to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Machine valve seats to 45 degree x 1mm with 3-angle for optimal sealing
- Compatible with stock heads or ported Coyote cylinder heads no special hardware needed
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2011-2017 | Ford | Mustang | GT 5.0L |
| 2018-2024 | Ford | Mustang | GT 5.0L |
| 2021-2024 | Ford | F-150 | 5.0L Coyote |
| 2019-2023 | Ford | F-150 | Raptor 5.0L |
Why Choose Manley?
- Decades of experience supplying valves to professional race teams
- Valves tested in real-world NHRA IHRA and dirt track environments
- CNC machined in USA for exact tolerances and consistent quality
Frequently Asked Questions
-
Q: Will these fit 2011-2024 Ford Mustang GT 5.0L Coyote engines?
A: Yes direct fit for all Gen 1-4 Coyote 5.0L DOHC heads in Mustang GT F-150 and compatible performance applications -
Q: What material are the valves made from?
A: Race Master XH428 modified stainless steel with special heat treatment for high heat and stress resistance -
Q: Do these require special valve guides or seats?
A: Use stock bronze guides cut to 7.980mm stem clearance seats should be multi-angle machined for race use
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Securely boxed with protective valve sleeves 8 x 6 x 2 inches
- Weight: 1.68 lbs
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