Chrysler Big BlockMopar 383-440 CID B, RB and 413-426 Wedge with Factory or Edelbrock RPM Heads.Fastener Style: Bolt 145-3606 Mopar B Hex Head Kit ARP Fasteners ARP145-3606
Product Information
These ARP High Performance series head bolt kits are tough! They are rated at 170,000 psi--15 percent stronger than Grade 8 fasteners. They come available with hex heads or reduced wrenching 12-point heads that eliminate the need for valvetrain removal when re-torquing cylinder heads
