TSP's fasteners are composed of 35 chromoly steel for a minimum tensile strength of 190,000 PSI. Threads are rolled after heat treatment and then tested for tensile and yield strength. All hardware is then given a black oxide finish and oil coating to protect from rust and corrosion.

COMPATIBLE WITH
GM LS SERIES V8 ENGINES - 2004–2020 STYLE

• 4.8L / 293 in³ (LY2)
• 5.3L / 325 in³ (LM7, L59, LC9, LH6, LY5)
• 6.0L / 364 in³ (LQ4, LQ9, LY6, L76, L96)
• 6.2L / 376 in³ (LS3, L92, L99, L9H)
• 7.0L / 427 in³ (LS7, application-specific verification required)

COMMON VEHICLE APPLICATIONS

Chevrolet Corvette / Camaro (LS equipped)
Chevrolet Silverado / GMC Sierra LS-based trucks
Chevrolet Tahoe / Suburban / GMC Yukon LS-based SUVs
Pontiac G8 / GTO and LS swap applications

NOTES

Designed for 2004–2020 LS cylinder head fastener applications.

Verify correct head bolt/stud style for your block, cylinder head casting, and model year.

Not compatible with 1997–2003 LS applications unless specifically confirmed.

Not compatible with Gen V LT direct-injection engines, Gen I SBC, or Big Block Chevy engines.

Specifications:

Torque	75 ft-lbs big, 25f ft-lbs small
Color	Black
Fastener Style	Bolt
Grade	Performance
Head Style	Hex
Material	35 Chromoly Steel
Quantity	Sold as a kit