ARP BB Chevy, w/Brodix Alum heads, 12pt head bolt kit 135-3702 Electrical / Sensors / Sensor Delete Plugs & Plates Inside Diameter: 1 in (25

Inside Diameter: 1 in (25 mm)

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ARP BB Chevy, w/Brodix Alum heads, 12pt head bolt kit 135-3702 Electrical / Sensors / Sensor Delete Plugs & Plates Inside Diameter: 1 in (25ARP BB Chevy, w Brodix Alum heads, 12pt head bolt kit (135 3702) ARP High Performance Series Cylinder Head Bolt Kits 135 3702 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. Brand: ARP Manufacturer's Part Number: 135