This kit includes a set of ARP2000 capscrew style rod bolts that are rated at 220,000 psi tensile strength, and a 1/2 ounce pack of ARP Ultra-Torque Fastener Assembly Lubricant.
ARP2000 material has considerably better fatigue life and the bolts are resusable as compared to some of the OEM Torque To Yield (TTY) bolts whih must be replaced after each use.