ARP high performance cylinder head stud kits are precision centerless-ground and thread-rolled to Mil-S-8879 specs. Their black oxide finish protects them from wear and corrosion, and ARP throws in hardened parallel washers for uniform load distribution and accurate torque readings. Keep your cylinders mounted securely.

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ARP Main/Case Bolts, Pro Series, 2-Bolt Main, Hex Head, For Subaru, 2.0, 2.2, 2.5L, Kit

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ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.655 in. OD, Chromoly, Black Oxide, 0.12 in. Thick, Set of 10

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MILODON Engine Studs, Steel, Black Oxide, 1/2 in.-13 Base, 1/2 in.-20 Top, 5.375 in. Length, Set of 4

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ARP Bolts, Stainless Steel 300, Polished, Hex Head, 1/2-20 in. Thread, 3.75 in. UHL, Set of 5

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ARP Washer, Hardened, High Performance, Flat, 3/8 in. ID, 0.750 in. OD, Chromoly, Black Oxide, 0.09 in. Thick, Set of 2

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