Compatibility: The 12-point cylinder head stud set is compatible with 1998-2002 Camaro/Firebird F-Body, 1997-2003 C5 Corvette, and 1999-2003 Silverado/Sierra GM Trucks equipped with 4.8L, 5.3L and 6.0L engines.
High Quality: The Ls head studs bolts are made of high-strength automotive-grade steel. They undergo heat treatment before the thread rolling process and have a nominal tensile strength of 200,000 psi. The M11-head stud is 80 ft-lbs, the M8-head stud is 28 ft-lbs. Their surface is treated with black oxidation, which provides high-temperature resistance.
Key Benefits: We will provide you with one of each - the long and short versions of the M11 head bolts - as spare parts.
Packing: 16PCS long M11 head stud; 4PCS short M11 head stud; 10PCS M8 head stud; 30PCS 12-point nuts; 30X Parallel-ground washers.
Easy to Install: This product is simple to use and easy to operate. It's designed for easy installation so you can quickly and easily replace your old mounting kit.
Tools Required: Socket wrench set, Torque wrench, and Bolt grease or light oil.