Speedway Motors Pro Series Harmonic Damper Bolt Kit

 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.

• Composed of 35 chromoly steel for maximum tensile strength
• Oxide finish and oil coating for rust and corrosion protection
• Black
• 35 Chromoly
• 12-point

Fits GM IV LS7 and Gen V LT1 engines.

CHEVROLET SMALL BLOCK V8 GEN. IV (LS BASED)

• 7.0 L / 428

CHEVROLET SMALL BLOCK V8 GEN. V (LT BASED)

• 6.2 L / 376