Top Street Performance (TSP) is a leading provider of high-performance automotive parts based in Southern California. We combine premium quality with competitive pricing, backed by one-year warranty.

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Upgrade your valvetrain hardware with the Top Street Performance Pro Series LS Non-Adjustable Rocker Arm Stud Kit. Designed for GM Gen III and Gen IV LS engines equipped with non-adjustable rocker arm configurations, this LS rocker arm stud kit provides the strength and reliability needed for engine rebuilds, camshaft upgrades, and valvetrain service. Whether you're replacing worn hardware or assembling a fresh engine, these LS rocker studs help provide secure rocker arm mounting and dependable valve train operation.
Secure Rocker Arm Installation
Designed to properly secure rocker arm assemblies to the cylinder head, these LS rocker arm mounting studs help maintain stable valvetrain operation and reliable rocker arm retention. Ideal for stock replacement, valvetrain service, and performance engine builds requiring dependable LS rocker arm hardware.
High-Strength Performance Construction
Manufactured from heat-treated 35 chromoly steel with a minimum tensile strength of 190,000 PSI, this LS rocker arm stud kit is built for durability and long-term reliability. Threads are rolled after heat treatment and finished with a black oxide coating and protective oil finish to help resist corrosion and wear.
Designed for Gen III & Gen IV LS Engines
Engine-specific design provides compatibility with GM Gen III and Gen IV LS engines equipped with non-adjustable rocker arm systems. Compatible with many 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L LS engine combinations. Will not fit LS7 applications.
Ideal for Rebuilds & Camshaft Upgrades
Perfect for engine rebuilds, valvetrain service, cylinder head assembly, and camshaft upgrade projects where fresh LS valvetrain fasteners are recommended. An excellent choice for maintaining reliable rocker arm retention in street, performance, and racing applications.
COMPATIBLE WITH
GM LS GEN III/IV V8 ENGINES
• 4.8L / 293 in³ (LR4, LY2)
• 5.3L / 325 in³ (LM7, L59, L33, LC9, LH6, LY5, LMG)
• 5.7L / 346 in³ (LS1, LS6)
• 6.0L / 364 in³ (LS2, LQ4, LQ9, LY6, L76, L96)
• 6.2L / 376 in³ (LS3, L92, L99)
NOTES
• Designed for GM Gen III/IV LS engines equipped with non-adjustable rocker arm systems, as listed in the Compatible With section above.
• Verify rocker style, mounting hardware, pushrod length, valve spring clearance, and valve cover clearance before installation.
COMMON USES
• Engine Rebuilds
• Camshaft Upgrades
• Cylinder Head Service
• Valvetrain Maintenance
• Rocker Arm Replacement
• Performance Engine Builds
• LS Engine Assembly
• Street & Racing Applications
SPECIFICATIONS
Torque: 30 ft-lbs
Color: Black
Fastener Style: Stud
Grade: Performance
Head Style: 12-point
Material: 35 Chromoly Steel
Quantity: Sold as a kit
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