ARP Custom Age 625 Head Stud & Cosworth Head Gasket Performance Package | Mitsubishi Lancer Evolution X
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Evo X Head Studs and Gasket
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.
Building a high performance engine requires quality in every component chosen. Cosworth head gaskets are precision engineered and feature a folded stopper layer which provides superior and clamping force around each cylinder resulting in a more reliable and true seal. Manufactured using individual die cut layers of stainless steel to ensure consistently smooth edges to our standard of +/-0.001in dimensional tolerance then pre-coated with a 0.25 micron layer of rubber creates an immaculate gasket capable of extreme pressures and conditions.
- Head Stud Yield Strength: 235-255,000 PSI
- Head Stud Tensile Strength: 260,000 PSI
- Head Gasket Bore Sizes: 87mm , 88mm, 90mm
- Head Gasket Thicknesses: 1.1mm, 1.3mm
- 2008-2015 Mitsubishi Evo X
What's in the box?
- ARP Custom Age 625+ Cylinder Head Stud Kit 207-4207
- Cosworth High Performance Head Gasket
- ARP: Manufacturer Standard Warranty
- Cosworth: No Warranty