ARP 234-4316 Head Stud Kit for 1997-2003 LS Engines 8740 Material 12pt LS1 LS6 LM7 LQ4 LR4

ARP 234-4316 High Performance Head Stud Kit Fits 1997-2003 LS-Based 4.8L 5.3L 5.7L 6.0L LS1 LS6 LM7 LR4 LQ4 L59 LQ9 8740 Material, 12 Point Nuts These ARP head studs are made of premium 8740 (190,000 psi tensile strength) material for a significant increase in clamping force compared to factory head bolts. They are cold-forged and heat treated prior to thread rolling to ensure molecular integrity. Kits come complete with hardened washers, 12 point nuts and assembly lubricant. Fits 1997-2003 LS engines and some early 2004 LS engines using "unequal length" bolts.