13 in stock
Emissions & vehicle-use notice
Verify fitment and compliance with all federal, state, and local laws before purchase or installation. California emissions-related street applications may require a valid CARB Executive Order for the specific part and vehicle.
ARP Mitsubishi 4B11 CA625+ Head Stud Kit
Regular price
$477.39
ARP's Custom Age 625 Plus material is newly formulated super-alloy 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 psi.
No Modification to your cylinder head or block is required as these are a direct drop-in replacement for the OEM head stud!
Specifications
- Yield Strength: 235-255,000 PSI
- Tensile Strength: 260,000 PSI
Applications
- 2008-2015 Mitsubishi Evo X