Keep your LS bottom end planted with the ARP 234-5608 Pro Series Main Stud Kit. Engineered for Chevrolet LS Gen III/IV small-blocks , these studs deliver consistent clamping force to combat main-cap walk and fretting in high-load street, boosted, and race engines. The kit includes studs, 12-point nuts, hardened parallel-ground washers, plus the main cap side bolts and windage-tray hardware you need for a clean, reliable install.
Why builders choose ARP 234-5608
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Application: Chevy LS Gen III/IV small-block & GMPP LSX blocks (typical: 4.8/5.3/5.7/6.0/6.2; LS1, LS2, LS3, LS6, LQ4, LQ9, etc.).
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Stud kit advantages: Better cap alignment & reusable serviceability vs. TTY bolts; protects block threads.
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Hardware included: Main studs, 12-point nuts, hardened washers, M8 side bolts, and windage-tray nuts.
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Material & finish: Premium ARP chromoly with black-oxide; kits are rated around 190,000 psi tensile strength.