ARP CUSTOM AGE 625 HEAD STUDS

As 6.0 Powerstroke performance enthusiasts add more and more turbo boost to diesel applications, they need an extra measure of security to keep their cylinder heads from lifting due to high combustion pressures. That's where ARP's 250-4205 Custom Age 625+ head studs come in. These studs are made from a proprietary material with a minimum tensile strength of 260,000 psi, so you can rest assured that your cylinder heads will stay in place no matter how much boost you're running. Threads on the studs are rolled after heat-treating to provide optimum fatigue strength, and the studs are manufactured in ARP's Santa Paula, CA plant to ensure the highest quality. When you need the best protection for your diesel engine, trust ARP