Description
These Pro series 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 190,000 psi. The Pro series kits are also available with 12-point nuts, and all kits come complete with hardened parallel washers for an even load distribution and accurate torque readings.
– Fastener Style: Stud
– Thread Size: 7/16
– Nut Style: Hex
– Fastener Finish: Black oxide
– Washers Included: Yes
This kit works with a 289/302 with 351W Style or Aftermarket Heads with 1/2″ Holes in the heads.
Includes 1/2 in. to 7/16 in. insert washers for cylinder heads with 1/2 in. bolt holes.
