LS Head Bolt Set 2004-2019 Gen III & IV

The LS Head Bolt Set 2004-2019 Gen III & IV by ALLSTAR PERFORMANCE is an essential component for serious LS builders engaged in assembling or rebuilding LS engines. This set is specifically designed for the Gen III and Gen IV LS architecture, ensuring compatibility with various engine configurations, including stock 5.3L and 6.0L engines, as well as LS3 swaps.

Engineered to meet OEM specifications, these head bolts provide the necessary clamping force to prevent head gasket failure and coolant leaks, which can lead to severe engine damage. The precision manufacturing and material integrity of these fasteners ensure they can withstand the extreme conditions of combustion cycles, maintaining consistent preload clamping force across varying thermal and pressure conditions.

This complete set includes all necessary fasteners for full head installation, making it ideal for both professional mechanics and DIY enthusiasts. Proper installation requires a torque wrench and adherence to factory specifications to ensure uniform pressure distribution across all mounting points, ultimately enhancing engine performance and reliability.