Pro Series GM Gen III/IV LS Harmonic Balancer Damper Bolt Kit

Upgrade your GM Gen III/IV LS setup with a Pro Series harmonic balancer damper bolt kit designed to support secure balancer installation and dependable crankshaft retention. Built for performance repairs, upgrades, and rebuilds, this kit helps ensure the balancer is properly fastened for reliable operation.

Secure Balancer Installation
Designed to properly retain the harmonic balancer on the crankshaft, this bolt kit helps support reliable operation in street, performance, and service replacement applications.

Performance-Ready Hardware
Pro Series construction provides the strength and durability needed for demanding engine builds and repeated service work.

Application-Specific Fit
Engine-specific design helps simplify installation and supports proper fitment for the listed GM or Ford platform.

Built for Repairs & Upgrades
Ideal for balancer replacement, engine assembly, and performance builds where fresh crankshaft damper hardware is recommended.

COMPATIBLE WITH
GM LS SERIES 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 (LQ4, LQ9, LY6, L76, L96)
• 6.2L / 376 in³ (LS2, LS3, L92, L99, LSA)

COMMON VEHICLE APPLICATIONS
Chevrolet Silverado / GMC Sierra (LS equipped)
Chevrolet Camaro / Corvette (LS equipped)
Chevrolet Tahoe / Suburban / Yukon (LS equipped)
Pontiac GTO / G8 (LS equipped)
LS swap, street/strip, and performance builds

NOTES
Designed for GM Gen III/IV LS harmonic balancer damper bolt applications.
Will not fit LS7 engines.
Not compatible with Gen I Small Block Chevy, Gen V LT, or Big Block Chevy engines.

Torque	240 ft-lbs
Color	Black
Fastener Style	Bolt
Grade	Performance
Head Style	12-point
Material	35 Chromoly Steel
Quantity	Sold as a kit