ARP High Performance Series head bolt kits are tough. They are rated at 180,000 psi--15 percent stronger than Grade 8 fasteners. They come available with a reduced wrenching hex head or 12-point head that help eliminate the need for valvetrain removal when re-torqueing cylinder heads.

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ARP Bolts, 12-Point Head, Stainless 300, Polished, 7/16 in.-20 RH Thread, 2.500 in. UHL, Set of 5

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LUCAS Non-Conductive AW ISO 22 Hydraulic Oil, 5 Gallon (18.93 litre) Pail, Each

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ARP Bolts, 8740 Chromoly, Black Oxide, Hex Head, 12mm x 1.75 Thread, 40mm UHL, Set of 5

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ARP Ring Compressor, Tapered, Billet Aluminum, Black Anodized, 79.5mm Bore, Each

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