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Top Street Performance

GM LT High Performance Balancer/Damper

GM LT High Performance Balancer/Damper

SKU: SKU: 81510BK

Regular price $325.91
Sale price $325.91 Regular price $370.35
Shipping calculated at checkout.

In stock

Top Street Performance (TSP) is committed to providing high-quality performance parts while complying with emissions regulations. This product is designed for use on vehicles that comply with federal emissions regulations. It is the customer’s responsibility to verify that this part is legal for use in their state or local jurisdiction. Check with your local emissions authority before purchasing.

Product Details

Features

  • Fits GM Gen V LT-based 6.2L engine harmonic balancer applications
  • Internal-balance steel elastomer damper supports LT street and performance builds
  • Controls crankshaft vibration and reduces harmful harmonics for improved durability
  • SFI-approved design with 360° timing marks for high-performance applications

Description

Upgrade your GM Gen V LT-based engines with a SFI-certified performance harmonic balancer designed to control crankshaft vibration and reduce harmful harmonics across the RPM range. Built for street and performance applications, this balancer improves engine stability, durability, and overall reliability.

Vibration Control & Engine Protection
Designed to dampen crankshaft harmonics, this balancer helps reduce engine wear and improve long-term reliability—especially in performance and high-RPM applications.

Durable Performance Construction
Steel and elastomer construction provides dependable damping and strength, while SFI certification supports high-performance and racing applications.

Easy Timing & Installation
360 Deg timing marks simplify ignition setup, while application-specific sizing supports proper accessory alignment and straightforward installation.

Built for Street & Performance Applications
Ideal for performance rebuilds, restorations, and upgraded engine combinations where crankshaft stability and consistent operation are critical.

Specs

Engine BalanceInternal
Timing Marks360 Deg
Damper MaterialSteel
ConstructionElastomer
SFI ApprovedYes

Engine Fitment

COMPATIBLE WITH
GM LT SERIES V8 ENGINES
• 6.2L / 376 in³ (LT1, LT2, LT4, L86, L87)

COMMON VEHICLE APPLICATIONS
Chevrolet Camaro / Corvette (LT equipped)
Chevrolet Silverado / GMC Sierra (6.2L LT equipped)
Chevrolet Tahoe / Suburban / Yukon (6.2L LT equipped)
Cadillac CTS-V / Escalade (6.2L LT equipped)
LT swap, street/strip, and performance builds

NOTES
Designed for GM Gen V LT direct-injection engine platforms.
Verify crankshaft snout, pulley groove count, belt drive, and accessory spacing before installation.
Not compatible with Gen III/IV LS, Gen I Small Block Chevy, or Big Block Chevy engines.

Q&A

What engines is this harmonic balancer compatible with?
This harmonic balancer is designed for COMPATIBLE WITH:, CHEVROLET SMALL BLOCK V8 GEN. V (LT BASED), 6.2 L / 376 in3.


What does a harmonic balancer do?
A harmonic balancer helps reduce engine vibration and protects internal engine components by dampening crankshaft harmonics.


What engine balance is this harmonic balancer designed for?
This balancer is designed for internal engines, so it should match your engine's balance configuration.


Does this harmonic balancer include timing marks?
Yes, this balancer includes 360 deg to assist with accurate ignition timing setup.


Is this harmonic balancer SFI approved?
Yes, this harmonic balancer is SFI approved, making it suitable for high-performance and racing applications.


What material is this harmonic balancer made from?
It is made from steel, which provides strength and durability for engine operation.


Is this a good upgrade over a stock harmonic balancer?
Yes, a performance harmonic balancer can improve engine reliability and help manage vibrations better than worn or stock units.


Do I need to verify fitment before installation?
Yes, you should always verify engine balance, diameter, and application compatibility before installing a harmonic balancer.

Emissions Notice

This product does not affect vehicle emissions and is not subject to emissions compliance regulations.