ARP Custom Age 625+ head studs for 3SGTE
ARP studs are thread rolled after heat treat, which gives them about 1000% better fatigue strength than studs threaded prior to heat treat. It costs a lot more to do it this way, but the results are worth the effort.
You won't find a better quality stud on the market from any other source.Kit contains:
10 parallel ground washers
10 compact 12 point nuts
1 pack specially formulated Moly based assembly lubricant