ARP 234-4301 Cylinder Head Studs Kit for Chevrolet Small Block SBC Engines with 23 Degree OEM Cast Iron and Aluminum HeadsUndercut Stud: No Head Style: 12 point Fastener Material: 8740 chromoly Fastener Finish: Black oxide Washers Included: Yes Cut to Fit: No Pro series cylinder head studs from ARP are cold forged to ensure molecular integrity. They are heat treated prior to thread rolling and machining and are rated at a whopping 220,000 psi. ARP Pro series kits are also available with 12 point nuts, and all kits come complete with hardened parallel washers for an even

the tip of the valve stem is subjected to a tremendous pounding

The best solution to this problem is COMP Cams' lash caps

Revolutionary GM Gen V Camshafts from COMP Cams® are designed to work with the direct injection

rod journals

050 Inch Lift: 224

Rocker Stud Thread Diameter:7/16-20 in

Blow Down Tube Included: No

Nuts Included: Yes

The additions of high amounts of silicon dispersed within aluminum alloys have moved aluminum-silicone bearing material to the preferred bearing status

ARP High Performance series rocker arm studs are ideal for ET bracket racing

Quantity:Sold as a set of 8

-camshaft & lifters (hyd