Main Stud Kit for Chevrolet LS Gen III/IV Small Block

Main Stud Kit

For engine builders who demand the highest level of strength and precision in their fasteners, the PPE Head Stud Kit is the ultimate solution for high-performance LS small block engines. With a focus on accuracy and strength, each stud is center-less ground with precision and is thread rolled to meet Mil-S-8879 specification, resulting in increased durability and reduced stress at the threads.

With an independently tested and verified tensile strength of over 230,000 psi, these studs out-perform even the most venerable manufacturer. Whether you’re pushing your engine to its limits on the track or seeking maximum performance gains, the PPE Head Stud Kit provides the durability and confidence you need to keep your engine running at peak performance.

Each kit comes complete with everything you need for installation, including hardened parallel washers, nuts, and specially formulated assembly grease for uniform load distribution and accurate torque readings.

Engine Family: Chevy small block LS Gen III/IV
1999-2015 4.8L V8 Vortec 4800, LR4, LY2, L20
1999-2014 5.3L V8 LM7, L59, L33, LH6, LS4, LY5, LC9, LMG, LH8 (HUMMER H3, COLORADO/CANYON), LH9, LMF (EXPRESS/SAVANA),
1997-2004 5.7L V8 LS1, LS6
1999-2015 6.0L V8 LQ4, LQ9, Vortec 6000, LS2, L76, L98, L77, LY6, L96, LFA, LZ1
2008-2013 6.2L V8 L92, LS3, L99, LS9, LSA
2006-2015 7.0L V8 LS7