12-Point Nut, Chrome Moly Black Oxide AR300-8329 Product:5/8" UNF Thread, 13/16" Socket (2-Pack) AF9557-1002 - T3 Single Entry

AF9557-1002 - T3 Single Entry Turbine Inlet Gasket Multi-layer

Gloss Blue 45° Silicone Elbow Hose 1" (25mm) I

These cyilnder heads are targeted at larger cubic inch engines (509-632 CID) looking for maximum horsepower and rpm capability with a primary operating range of 3500-8000 rpm's (This range is an average and will vary with engine displacement and component selection)

low-profile design

Available in many different great finishes and styles for that custom look you are after

12-Point Nut, Chrome Moly Black Oxide AR300-8329 Product:5/8" UNF Thread, 13/16" Socket (2-Pack) AF9557-1002 - T3 Single Entry12 Point Nut, Chrome Moly Black Oxide5 8" UNF Thread, 13 16" Socket (2 Pack) AR300 8329 300 8329 Available in a variety of sizes to suit your needs, all ARP 12 point nuts are constructed from 8740 chrome moly steel or ARP Stainless, and meet ARP's highest standards of quality. Rated at 180,000 psi tensile strength, ARP 12 point nuts are manufactured in thick wall versions for optimum strength and rigidity and thin wall versions for applications with