[Vehicle Compatibility]: Engineered to fit for GM models, our product is compatible with Camaro 1998-2002/Firebird F-Body, C5 Corvette 1997-2003, and Silverado/Sierra trucks 1999-2003 equipped with 4.8L, 5.3L, and 6.0L engines.
[Durable Material and Finish]: The ls head studs bolts are made of iron with good ductility with black oxide finish, high temperature resistance .
[Features]: The 12-point cylinder head and large-area flange eliminate the valve mechanism disassembly required for cylinder head torsion, and allow the use of larger diameter valve springs, providing more "stretch" to eliminate cylinder head gasket failure to compensate for gasket failure Extra compression.
[Easy Installation] : The 12-Point cylinder gasket head stud bolt kit is easy to install, direct replace the old rusted bolts, improve car performance ,a great replacement for your 5.3 ls head studs and 6.0ls head studs .
[Comprehensive Kit]: 17*long M11 head stud; 5*short M11 head stud;10*M8 head stud;20*big nut with washer;10*small nut with washer, providing all the essential components needed for an efficient installation and a complete replacement for your old rusted bolts