ARP 13 Ford Coyote 5.0L V8 Head Stud Kit

This ARP performance fastener, stud, bolt, tool, or assembly is the 13 Ford Coyote 5.0L V8 Head Stud Kit for 2013 Ford Mustang. Confirm the exact engine or vehicle application, thread size, length, material, strength series, included quantity, installation lubricant, tightening sequence, and current ARP torque specification before ordering.

Key Features

• Genuine ARP Fasteners: 8740 chromoly steel construction with 200,000 PSI tensile strength handles high cylinder pressures without fatigue.
• Matched Hardware: Includes 12-point nuts, hardened parallel washers, and lube for complete bolt-on assembly without custom sourcing.
• High-tensile 8740 chromoly steel with custom heat treatment rated at 200,000 PSI minimum tensile strength.
• Stud Design: Minimizes main block thread damage while ensuring accurate repeatable torque values across multiple services.
• Precision-Rolled Threads: Increases thread engagement by 25 percent over cut threads for maximum holding power and resistance to loosening.
• Compatible with OEM and aftermarket cylinder heads using 14mm x 2.1 threads.

Fitment

Specifications

What’s Included

One new ARP head stud & bolt kit in the exact configuration and quantity identified by this listing. Brackets, wiring, air lines, fittings, switches, fasteners, fitting kits, fluids, covers, and accessories are included only when expressly stated for this exact part.

About ARP

Automotive Racing Products manufactures high-performance studs, bolts, nuts, washers, wheel hardware, assembly tools, and installation lubricants for engine, drivetrain, chassis, and racing applications. Thread dimensions, material, preload method, lubricant, torque, and included quantity remain exact-part specific.

Important Disclosures

• California Proposition 65 warning applies. Review the current manufacturer warning before handling or installation.

Related Parts

• Shop all ARP products
• ARP Ford Coyote 5.0L Head Stud Kit
• ARP Ford Modular 4.6L 2&4 Valve 12 pt Head Stud Kit
• ARP Ford Modular 4.6L/5.4L 2V/4V ARP2000 Hex Head Stud Kit

Frequently Asked Questions

How do I confirm the 13 Ford Coyote 5.0L V8 Head Stud Kit fits my application?
Match the exact engine family or vehicle, component location, thread diameter and pitch, under-head length, material, strength series, and every current ARP application note.

Can I reuse the factory torque value with this ARP hardware?
Not automatically. Use ARP’s current instructions for the exact part, material, lubricant, tightening sequence, and preload method. Factory torque values may be based on different hardware and friction.

What is included with this ARP kit?
Only the studs, bolts, nuts, washers, lubricant, and tools expressly listed for this exact part number are included. Verify the required quantity before disassembly.

Installation Instructions

1. Confirm ARP part number 256-4301, the complete application, and every required supporting component before beginning work.
2. Clean and inspect all mating threads and components, then verify thread engagement, length, washers, nuts, lubricant, and required preparation before assembly.
3. Follow ARP’s current tightening sequence, lubricant instructions, torque or stretch method, and any retorque procedure for this exact part.
4. Verify clearance, preload, fastener seating, and normal component operation before returning the vehicle or engine to service.