Description
Part Number: AR8640
ARP Ford Coyote 5.0L 11mm Head Stud Kit
Engineered for high-horsepower and forced-induction 2013–2016 Ford 5.0L Coyote V8 builds, providing maximum head gasket retention under extreme cylinder pressures.
Key Features & Technical Advantages
- ☑ Premium 8740 Chromoly Alloy heat-treated in-house to 200,000 PSI tensile strength for ultimate reliability.
- ☑ Precision 11mm thread size specifically designed for 2013–2016 Ford Coyote V8 cylinder blocks.
- ☑ Precision centerless-ground studs ensure exact concentricity and effortless cylinder head alignment.
- ☑ Threads rolled after heat-treatment, offering up to 1000% higher fatigue strength than standard fasteners.
- ☑ Includes premium 12-point nuts and hardened parallel-ground washers for even load distribution.
Technical Specifications
| Brand | ARP (Brian Crower Line) |
|---|---|
| MPN | AR8640 (ARP #256-4301) |
| Engine Compatibility | Ford 5.0L Coyote V8 (2013–2016) |
| Thread Size | 11mm |
| Material | 8740 Chromoly Steel |
| Tensile Strength | 200,000 PSI |
| Fastener Style | Stud, Nut & Washer Kit |
What’s Included in the Box
- Full Set of ARP 11mm 8740 Chromoly Cylinder Head Studs
- Precision 12-Point Fastening Nuts
- Hardened Parallel-Ground Washers
- ARP Ultra-Torque Fastener Assembly Lubricant
As an industry standard in motorsport fasteners, ARP cylinder head stud kits prevent head gasket failure under high boost and elevated RPM. Available from JP Racing with fast UK shipping and technical support for your Ford performance engine build.
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