ARP Custom Age 625 Head Studs (EJ20, EJ25)

Custom Age 625 + is a newly formulated super-alloy.It demonstrates superior fatigue cycle life, tensile strength and toughness with complete resistance to atmospheric corrosion and oxidation. ARP is the first to develop manufacturing and testing processes for fasteners with Custom Age 625+. Best of all it is less expensive and expected to soon replace MP-35 as the material of choice in the high strength, super-alloy field. Typical tensile strength is 260,000 280,000 psi.

Includes a set of twelve Custom Age 625+ head studs, twelve parallel ground washers, twelve 8740 chromemoly steel 12 point nuts and ½ oz. pack of ARP Ultra-Torque fastener assembly lubricant.

Now Only $599.99 Regular Price $899.77
SKU
arp260-4704

 

ARP’s product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline and throughout the suspension and frame. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, NASCAR and NHRA drag racing and marine applications.

 

 


WARNING: Operating, servicing and maintaining a passenger vehicle or off-road vehicle can expose you to chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. To minimize exposure, avoid breathing exhaust, do not idle the engine except as necessary, service your vehicle in a well-ventilated area and wear gloves or wash your hands frequently when servicing your vehicle. For more information go to https://www.P65Warnings.ca.gov/passenger-vehicle.

More Information
SKU arp260-4704
Manufacturer's Part Number 260-4704
Brand ARP
Product Type Engine
Engine Engine Internals