ARP 256-4305 Ford Coyote Custom Age Head Stud Kit - 5.0L 625+

The ARP 256-4305 is a premium Custom Age 625+ head stud kit engineered specifically for 2018-2020 Ford Coyote 5.0L V8 engines. This professional-grade fastener kit represents the pinnacle of cylinder head fastening technology, utilizing ARP's proprietary Custom Age 625+ nickel-based superalloy material for extreme performance and racing applications.

Key Features:

• Custom Age 625+ material construction with superior tensile strength and fatigue resistance
• M12 thread size studs designed for 2018-2020 Coyote 5.0L cylinder heads
• Complete kit includes studs, 12-point nuts, hardened parallel washers, and assembly lubricant
• Heat-treated and thread rolled after heat treatment for maximum fatigue strength
• Centerless ground for precise concentricity and perfect head gasket alignment
• Ideal for high-boost forced induction and extreme horsepower applications

ARP's Custom Age 625+ material offers exceptional strength characteristics beyond traditional 8740 chromoly or ARP2000 alloys, making this kit the ultimate choice for professional engine builders and serious enthusiasts building high-performance Coyote engines. Each component is manufactured to exacting tolerances and quality standards that have made ARP the industry leader in racing fasteners since 1968.