Fits 2015-2021 Dodge Challenger/Charger and Jeep Grand Cherokee (6.2L).

High-performance modifications and increased boost levels can quickly compromise a factory harmonic balancer. The Fluidampr performance damper is engineered to protect your 6.2L supercharged engine by controlling harmful torsional vibrations across the entire RPM range. Unlike standard elastomer dampers, this viscous design utilizes a free-floating inertia ring submerged in silicone fluid to provide continuous protection, reducing the risk of crankshaft failure and premature wear on critical internal engine components.

Precision CNC machined from high-grade steel and aluminum, the damper features a black zinc hub and a black anodized pulley for superior corrosion resistance. With laser-engraved timing marks and SFI 18.1 safety certification, this maintenance-free upgrade is built for the rigors of high-RPM street and track applications.

• SFI 18.1 certified for competition use
• Internally balanced viscous design
• Reduces torsional vibration to improve ignition and valve timing
• High-grade steel and aluminum construction
• Corrosion-resistant black zinc and black anodized finishes
• Maintenance-free with no rebuilding required
• Made in the USA

Fits select 2013-2021 Subaru BRZ, WRX, and Forester, Toyota 86, and Scion FR-S models.

Performance modifications can often compromise the effectiveness of a factory harmonic balancer. This Fluidampr performance damper replaces the stock unit with a superior viscous design engineered to control harmful torsional vibrations across the entire RPM range. By stabilizing the crankshaft, this damper reduces wear on critical engine components and minimizes the risk of crankshaft failure, while potentially recovering lost torque and horsepower. Unlike rubber-based OEM dampers that degrade over time, the Fluidampr is maintenance-free and provides consistent protection regardless of your build's power level.

• SFI 18.1 certified for professional racing environments
• Precision CNC-machined high-grade steel construction
• Corrosion-resistant black zinc finish with clear, engraved timing marks
• Internally balanced for direct-fit installation
• Maintenance-free viscous design with no rubber parts to crack or perish
• Broad-band vibration protection across all engine speeds
• Made in the USA

Fits select Dodge Charger, Challenger, and Durango, Chrysler 300C, and Jeep Grand Cherokee (5.7L / 6.1L / 6.4L Gen III HEMI).

The Fluidampr Gen III HEMI steel internally balanced harmonic damper is engineered to protect your engine from harmful torsional vibrations that stock elastomer-style dampers cannot fully mitigate. As cylinder pressures and RPMs increase in high-performance or racing applications, this viscous damping technology provides protection across the entire RPM range, ensuring crankshaft durability and reducing wear on critical rotating assembly and accessory drive components.

• SFI 18.1 safety rating for racing compliance
• Precision CNC machined high-tensile steel construction
• Maintenance-free viscous design requires no tuning or rebuilds
• Controls harmonics across the entire RPM range to support long-term durability
• Proven viscous damping technology used in professional racing
• Proudly made in the USA

Fits select 2001-2025 Chevrolet Silverado 2500 HD/3500 HD, Express 2500/3500, GMC Sierra 2500 HD/3500 HD, and Savana 2500/3500 (6.6L).

When installing a Fluidampr performance damper on your 6.6L Duramax engine, secure mounting is critical to managing increased torque and vibration. Fluidampr recommends this High Strength Bolt Kit to ensure maximum clamping force and long-term reliability. The kit features a premium, heat-treated high-strength bolt manufactured by ARP, providing the tensile strength required for heavy-duty and performance diesel applications.

A critical component of this kit is the included diamond-impregnated friction washer. This specialized washer significantly increases the coefficient of friction between the crankshaft snout and the damper hub, preventing the rotational slip that can occur under high-stress conditions.

• Manufacturer Part Number: 300010
• Included Hardware: High-strength heat-treated ARP bolt
• Friction Control: Diamond-impregnated friction washer
• Engine Compatibility: 6.6L Duramax Diesel
• Construction: High-tensile fasteners for secure mounting

Designed for competition 2011-2026 Ford 6.7L Power Stroke diesel engines, this Fluidampr dry sump adapter is engineered for applications utilizing an external dry sump oil system. It mounts directly to the flange of Fluidampr harmonic balancer p/n 800241, providing a robust interface for common dry sump mandrel installation.

Precision-engineered to meet the demands of high-performance racing, this adapter simplifies the integration of external oiling components by utilizing industry-standard dimensions and mounting patterns.

• Fits select 2011-2026 Ford (6.7L) Power Stroke engines
• Designed for use with Fluidampr damper part number 800241
• Features a 3.20in bolt circle for common dry sump mandrels
• Includes three pre-drilled 3/8-16 UNC 28 bolt holes
• Essential for competition-build external dry sump oil systems
• Manufacturer Part Number: 400018

Fits 2017-2019 Chevrolet Silverado and GMC Sierra 2500 HD / 3500 HD (6.6L Duramax).

Protect your L5P engine from damaging torsional vibrations with a Fluidampr performance damper. Engineered for high-output diesel applications, this viscous damper features a precision-machined steel housing that contains a free-rotating inertia ring suspended in specialized silicone fluid. Unlike factory elastomer dampers that only target narrow frequency ranges, Fluidampr provides continuous protection across the entire RPM spectrum, reducing the risk of crankshaft failure and premature wear on main bearings and timing components.

This externally balanced unit is CNC machined from high-grade steel and finished in a corrosion-resistant black zinc. It includes pre-drilled holes for mounting custom drive mandrels and is SFI 18.1 certified for competition use. No maintenance or tuning is required for the life of the engine.

• Manufacturer Part Number: 830141
• Certification: SFI 18.1 Spec
• Material: High-grade CNC machined steel
• Finish: Black zinc coating with engraved timing marks
• Mounting: Pre-drilled 3/8-24 holes on a 3.2-inch bolt circle
• Maintenance: Maintenance-free viscous design
• Origin: Made in the USA

Fits 2011-2026 Ford F-250 and F-350 Super Duty models equipped with the 6.7L Power Stroke diesel engine.

Protect your high-output diesel engine with the Fluidampr 800241 externally balanced viscous damper. Designed to control harmful torsional vibration across the entire RPM range, this damper reduces wear on critical internal components and minimizes the risk of crankshaft failure. Unlike standard rubber-based dampers that degrade over time, Fluidampr utilizes a viscous silicone fluid to provide consistent protection that never needs maintenance or rebuilding.

Precision CNC machined from high-grade steel, this unit features a corrosion-resistant black zinc finish and laser-engraved timing marks for accurate tuning. It is SFI 18.1 certified, making it suitable for both street use and sanctioned competition environments.

• Manufacturer Part Number: 800241
• SFI 18.1 certified for competition use
• Controls torsional vibration at all engine speeds
• Precision CNC machined high-grade steel construction
• Durable black zinc finish with engraved timing marks
• No maintenance or tuning required
• Made in the USA

Installation Notes: For high-performance applications, the High Strength Bolt Kit (p/n 300016) is highly recommended. Dry Sump Adapter (p/n 400018) is available separately. Note: This damper is not compatible with high-output dual belt alternator configurations.

Ensure your accessory drive remains properly aligned and functional with the Fluidampr Toyota 2JZ Stock Drive Pulley Damper Ring (MPN 570809). This component is designed specifically for Toyota 2JZ engines equipped with the Fluidampr performance damper p/n 840801 featuring a removable pulley configuration.

As a specialized service part, this ring allows for the replacement of the drive pulley section without requiring a completely new damper assembly. It maintains the original factory diameter to ensure that belt tension and accessory speeds remain within OE specifications while working in tandem with Fluidampr’s viscous vibration control technology.

• Specifically fits Fluidampr performance damper part number 840801
• Compatible with Toyota 2JZ-GE and 2JZ-GTE engines
• Maintains factory stock accessory drive pulley diameter
• Precision-machined for exact fitment and balance
• Pulley ring only; does not include the main damper unit
• Manufacturer Part Number: 570809

This Fluidampr 15% underdrive (UD) pulley ring is designed specifically for Toyota 2JZ engines equipped with a Fluidampr harmonic balancer (p/n 840801) featuring a removable pulley. By reducing the rotational speed of engine accessories, this underdrive ring minimizes parasitic drag, allowing more power to reach the drivetrain.

Precision-engineered to maintain the balance and harmonic protection Fluidampr is known for, this ring is an essential upgrade for high-performance applications where every horsepower counts. It is designed to bolt directly to the 840801 damper hub, replacing the standard diameter pulley for improved efficiency.

• Manufacturer Part Number: 500809
• Underdrive Ratio: 15%
• Fitment: Exclusively for Fluidampr p/n 840801 with removable pulley
• Engine Compatibility: Toyota 2JZ
• Inclusions: Pulley ring only (damper unit sold separately)

Fits select 2001-2025 Chevrolet Silverado, Express and GMC Sierra, Savana (6.6L).

The Fluidampr 300019 Drill Pin Kit provides a professional solution for securing the harmonic balancer to the crankshaft snout on Chevy/GM 6.6L Duramax diesel engines. In high-torque or high-RPM applications, the factory interference fit may not be sufficient to prevent the damper from spinning on the crankshaft. This kit allows you to mechanically lock the damper in place, ensuring timing accuracy and preventing potential engine damage.

• Specifically designed for the GM 6.6L Duramax crankshaft architecture
• Includes precision-machined drill fixture for perfect hole alignment
• High-strength press-fit steel dowel pin included
• Comes with the correct-sized drill bit for a seamless installation
• Recommended for all performance-modified Duramax builds using Fluidampr units

Each kit (MPN 300019) is engineered to simplify the pinning process, providing the exact tools needed to create a robust, keyed-style connection between the crankshaft and the damper.

Fits 2003-2009 Dodge Ram 2500 and 3500 (5.9L).

Protect your high-performance diesel engine with the Fluidampr 920301, a precision-engineered viscous damper designed to control harmful torsional vibrations. Unlike standard rubber-based dampers, this steel internally balanced unit provides superior protection across the entire RPM range, reducing the risk of crankshaft failure and minimizing wear on critical internal components like bearings and timing gears. Designed for serious power, this damper helps stabilize timing and can unleash lost torque and horsepower by smoothing out engine harmonics.

• Precision CNC machined from high-grade steel for maximum durability
• SFI 18.1 certified for competition and street use
• Corrosion-resistant black zinc finish with clear, laser-engraved timing marks
• Viscous design requires no maintenance or tuning throughout its lifespan
• Race-proven technology trusted by heavy-duty diesel OEMs and builders
• Made in the USA
• Manufacturer Part Number: 920301

Fits select 1992-2005 Lexus GS300, IS300, SC300, and Toyota Supra (1JZ / 2JZ I6).

Protect your high-performance 1JZ or 2JZ engine with the Fluidampr 840821 performance damper. Unlike stock elastomeric balancers that are tuned for a narrow frequency, Fluidampr’s viscous design controls harmful torsional vibrations across the entire RPM range. This is critical for modified engines where increased cylinder pressures can lead to crankshaft failure, premature bearing wear, and timing instability. This specific model features an integrated 8.5-inch diameter pulley designed for dry sump oiling systems.

• Precision CNC-machined from high-grade steel for maximum durability
• Integrated 8.5-inch diameter dry sump pulley
• Corrosion-resistant black zinc finish with laser-engraved timing marks
• SFI 18.1 certified for professional racing environments
• Internally balanced; requires no maintenance or rebuilds
• Proudly made in the USA
• Manufacturer Part Number: 840821

Fits select 2006-2010 Chevrolet and GMC Silverado/Sierra 2500 HD, 3500, and Express 2500 models (6.6L Duramax).

Serious diesel performance requires superior harmonic protection. This Fluidampr viscous damper is designed to control harmful torsional vibration across your entire RPM range, significantly reducing the risk of crankshaft failure and wear on critical engine components. Unlike standard rubber dampers that only target specific frequencies, the viscous fluid design provides continuous protection even as you increase power levels. Each unit is precision CNC machined from high-grade steel and finished in a corrosion-resistant black zinc for maximum durability in harsh environments.

• SFI 18.1 certified for competition and street use
• Protects against torsional vibration at all engine speeds
• No maintenance or rebuilding required for the life of the damper
• Corrosion-resistant black zinc finish with engraved timing marks
• Externally balanced specifically for the 6.6L Duramax engine
• Manufacturer Part Number: 830111
• Made in the USA

Fits select 2002-2009 Infiniti FX35, G35, M35 and Nissan 350Z, Pathfinder (VQ35DE V6).

Protect your engine's rotating assembly with the Fluidampr 640901 performance harmonic damper. Factory rubber-based balancers are prone to degradation and are often tuned only for a narrow RPM range, which can lead to component failure as you increase power. Fluidampr utilizes a superior viscous design that controls harmful torsional vibration across the entire powerband, reducing wear on critical engine bearings and oil pumps while minimizing the risk of crankshaft failure.

This damper is precision CNC-machined from high-grade steel and features a corrosion-resistant black zinc finish with permanent engraved timing marks for easy adjustment. Unlike elastomer-style dampers, the viscous silicone fluid inside never requires maintenance or rebuilding, providing consistent, lifetime protection for high-performance builds. Made in the USA and trusted by professional engine builders worldwide.

• Manufacturer Part Number: 640901
• SFI 18.1 certified for professional racing
• Internally balanced steel construction
• Corrosion-resistant black zinc finish
• Engraved timing marks for accuracy
• Viscous silicone fluid requires no maintenance or tuning
• Made in the USA

Fits 1992-1998 Dodge D250, D350, Ram 2500, and Ram 3500 (5.9L).

Protect your engine from damaging torsional vibrations with a Fluidampr viscous damper. Unlike standard rubber-based dampers that deteriorate over time, this high-performance unit uses a silicone fluid to control harmonic frequencies across the entire RPM range. This superior design reduces wear on critical engine components, improves timing accuracy, and minimizes the risk of crankshaft failure in high-output 12V Cummins applications.

Precision CNC machined from high-grade steel, the 960311 features a corrosion-resistant black zinc finish and permanently engraved timing marks for accurate tuning. This damper is internally balanced and requires no ongoing maintenance or tuning throughout its service life.

• Manufacturer Part Number: 960311
• Certification: SFI 18.1 Spec
• Construction: High-grade steel with black zinc finish
• Balance: Internal
• Application: 5.9L 12V Cummins diesel engines
• Features: Engraved timing marks and maintenance-free viscous design
• Origin: Made in the USA

Fits 1998-2002 Dodge Ram 2500 and 3500 Base models (5.9L).

Protect your engine with professional-grade viscous damping technology. The Fluidampr 960301 is engineered to control harmful torsional vibrations across the entire RPM range, a critical upgrade for high-performance diesel engines. Unlike stock rubber dampers that can crack or fail under load, this unit uses a silicone fluid-filled housing to provide consistent vibration synchronization. This reduces wear on main bearings and timing gears while significantly lowering the risk of crankshaft failure.

• SFI 18.1 Certified: Meets strict safety standards for competition and high-performance use.
• Premium Construction: Precision CNC-machined from high-grade steel and internally balanced for the 5.9L Cummins.
• Durable Finish: Features a corrosion-resistant black zinc finish with laser-engraved timing marks for accurate tuning.
• Maintenance-Free: Sealed design requires no maintenance, tuning, or rebuilding over its lifespan.
• Made in USA: Manufactured to the highest tolerances for heavy-duty diesel applications.
• Part Number: 960301

Fits 2007-2025 Dodge and Ram 2500/3500 trucks equipped with the 6.7L Cummins diesel engine.

Protect your engine from harmful torsional vibrations with the Fluidampr performance viscous damper. Unlike stock rubber-based dampers that only target specific frequencies, this viscous damper uses a free-floating inertia ring submerged in high-viscosity silicone fluid to provide continuous protection across the entire RPM range. This design is essential for high-performance builds, helping to reduce crankshaft wear, prevent crank failure, and maintain accurate ignition timing.

Precision CNC machined from high-grade steel, the damper features a durable black zinc finish for corrosion resistance and engraved timing marks for easy reference. This unit is internally balanced, requires no maintenance or tuning, and is SFI 18.1 certified for competition use. Made in the USA.

• Manufacturer Part Number: 920321
• Certification: SFI 18.1 spec
• Material: High-grade CNC machined steel
• Finish: Corrosion-resistant black zinc
• Design: Viscous (silicone fluid) internal balance
• Installation: Replaces factory damper, maintenance-free
• Origin: Made in USA

Fits select 2015-2021 Dodge Challenger, Charger, and Jeep Grand Cherokee (6.2L).

High-performance modifications can push factory harmonic balancers beyond their limits. The Fluidampr 910302 is a premium viscous damper designed to protect your supercharged 6.2L engine by controlling harmful torsional vibrations across the entire RPM range. This internally balanced unit features an 11% overdrive (OD) pulley, making it an essential upgrade for increased boost applications and high-horsepower builds.

Precision CNC machined from high-grade steel and aluminum, this damper features a corrosion-resistant black zinc hub and a black anodized pulley with engraved timing marks. Unlike elastomer-based dampers, Fluidampr’s viscous design requires no maintenance and provides consistent protection for critical engine components, reducing the risk of crankshaft failure and improving timing accuracy.

• Manufacturer Part Number: 910302
• Certification: SFI 18.1
• Design: Viscous, Internally Balanced
• Pulley: 11% Overdrive
• Materials: CNC Machined Steel and Aluminum
• Finishes: Black Zinc Hub and Black Anodized Pulley
• Origin: Made in USA

Fits select 2001-2005 Chevrolet Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500 (6.6L).

Protect your Duramax engine with the same viscous damping technology trusted by heavy-duty diesel OEMs. The Fluidampr 890101 is engineered to control harmful torsional vibration across the entire RPM range, reducing the risk of crankshaft failure and minimizing wear on critical internal components. Unlike factory rubber dampers that degrade and have a limited frequency range, this viscous design uses a free-rotating inertia ring in a silicone fluid bath to provide consistent protection even in high-performance applications.

• Manufacturer Part Number: 890101
• SFI 18.1 certified for competition safety
• Precision CNC machined from high-grade steel
• Corrosion-resistant black zinc finish with permanent engraved timing marks
• Maintenance-free design requires no tuning or rebuilding
• Designed for externally balanced 6.6L Duramax engines
• Made in the USA

Fits select 2003-2007 Ford F-250 and F-350 Super Duty trucks equipped with the 6.0L PowerStroke engine.

Protect your engine with the same viscous damping technology used by heavy-duty diesel OEMs. The Fluidampr performance damper is designed to control harmful torsional vibration across the entire RPM range, far exceeding the capabilities of a standard rubber-based damper. By stabilizing the crankshaft, this unit reduces wear on critical internal components, improves timing accuracy, and minimizes the risk of catastrophic crankshaft failure in high-output applications.

Engineered for durability and performance, this damper features a precision CNC-machined high-grade steel housing with a corrosion-resistant black zinc finish. It is SFI 18.1 certified for competition use and requires no maintenance or tuning throughout its service life.

• Manufacturer Part Number: 870201
• SFI 18.1 certified for racing applications
• Precision CNC-machined high-grade steel construction
• Corrosion-resistant black zinc finish with laser-engraved timing marks
• Superior viscous design controls vibration at all engine speeds
• Maintenance-free operation with no rubber to degrade or fluid to change
• Made in the USA

Fits select 1992-2005 Lexus GS300, IS300, SC300, and Toyota Supra (1JZ / 2JZ I-6).

Protect your high-performance engine from harmful torsional vibrations with the Fluidampr 15% underdrive performance damper. While factory elastomeric dampers are tuned to specific frequencies and can fail under the stress of aftermarket modifications, Fluidampr uses a superior viscous design. This specialized damper contains a free-rotating inertia ring submerged in silicone fluid, allowing it to control vibration across the entire RPM range. The 15% underdrive sizing is specifically engineered for high-RPM applications to reduce accessory drag and optimize power delivery.

Precision CNC-machined from high-grade steel, this balancer features a corrosion-resistant black zinc finish and engraved timing marks for accurate tuning. It is a maintenance-free component that requires no rebuilding or tuning, providing long-term protection for your crankshaft and engine bearings.

• Manufacturer Part Number: 840811
• SFI 18.1 certified for competition use
• 15% underdrive ratio for high-RPM efficiency
• Viscous silicone damping technology for broad-range protection
• Precision CNC-machined high-grade steel construction
• Corrosion-resistant black zinc finish
• Made in the USA

Fits select 1986-2005 Toyota Supra, Cressida, and Lexus GS300, IS300, and SC300 models.

Protect your engine's rotating assembly with the Fluidampr 840801 performance harmonic balancer. High-performance modifications often push factory rubber-elastomer dampers beyond their limits, leading to potential crankshaft failure and accelerated bearing wear. Fluidampr's viscous design features a free-floating inertia ring submerged in high-viscosity silicone to control harmful torsional vibrations across the entire RPM range, rather than being tuned to a single narrow frequency like OEM units.

Precision CNC machined from high-grade steel, this damper is internally balanced and features a corrosion-resistant black zinc finish with clear, engraved timing marks. It requires no maintenance and is SFI 18.1 certified for competition use. By stabilizing the crankshaft, this unit helps maintain accurate valve timing and can recover lost torque and horsepower previously absorbed by engine harmonics.

• Manufacturer Part Number: 840801
• SFI 18.1 Safety Rated for race applications
• Maintenance-free viscous design (no rubber to crack or O-rings to change)
• Precision CNC machined high-grade steel construction
• Corrosion-resistant black zinc finish with engraved timing marks
• Made in the USA

Fits select 2011-2017 Chevrolet Silverado and GMC Sierra 2500/3500 HD, and 2014 GMC Savana 2500 (6.6L).

Protect your 6.6L Duramax engine from the destructive effects of torsional vibration with the Fluidampr performance viscous damper. High-performance diesel builds generate significant harmonics that factory rubber dampers are not designed to manage. This SFI 18.1 certified damper utilizes a viscous fluid design to control vibrations across the entire RPM range, reducing the risk of crankshaft failure and minimizing wear on critical internal components.

Engineered for professional-grade durability, this unit is CNC machined from high-grade steel and finished in a corrosion-resistant black zinc. The maintenance-free design requires no tuning or refills, providing consistent protection for competition or heavy-duty towing applications. Every unit features engraved timing marks for precise adjustment and is manufactured in the USA.

• Manufacturer Part Number: 830121
• SFI 18.1 certified for competition use
• Precision CNC machined high-grade steel construction
• Corrosion-resistant black zinc finish with engraved timing marks
• Viscous fluid technology controls harmonics at all engine speeds
• Maintenance-free design with no internal rubber to degrade
• Made in the USA

Fits 2009-2015 Cadillac CTS-V and 2012-2015 Chevrolet Camaro ZL1 (6.2L LSA Supercharged).

Protect your GM LSA engine from harmful torsional vibrations that can lead to component fatigue and crankshaft failure. While factory rubber dampers are tuned to a specific, narrow frequency range, the Fluidampr 810101 features a viscous design that provides continuous protection across your entire RPM range. This is especially critical on modified LSA engines where increased boost and horsepower levels can quickly exceed the capabilities of the stock harmonic balancer.

Precision CNC machined from high-grade steel, this internally balanced damper improves timing accuracy and reduces wear on critical engine components like main bearings and the oil pump. The maintenance-free design ensures long-term reliability without the need for rebuilding or tuning.

• Manufacturer Part Number: 810101
• Certification: SFI 18.1 spec for professional racing use
• Material: High-grade steel with a corrosion-resistant black zinc finish
• Features: Laser-engraved timing markings for precise adjustment
• Design: Viscous silicone-filled housing controls vibration at all frequencies
• Installation: Replaces the factory harmonic balancer
• Origin: Made in the USA

Fits 2008-2010 Ford F-250 and F-350 Super Duty trucks equipped with the 6.4L Powerstroke diesel engine.

The Fluidampr 800211 is a high-performance viscous damper engineered to protect your 6.4L Powerstroke from the destructive effects of torsional vibration. Unlike factory rubber-based dampers that are tuned to a specific narrow frequency, Fluidampr’s viscous design uses a free-rotating inertia ring suspended in silicone fluid to provide continuous protection across the entire RPM range. This technology helps reduce wear on critical engine components, improves timing accuracy, and minimizes the risk of crankshaft failure in both heavy-duty and competition environments.

Precision-manufactured in the USA, this damper is CNC machined from high-grade steel and finished in a corrosion-resistant black zinc. It is SFI 18.1 certified for competition use and requires no maintenance or rebuilding over time, providing long-term reliability for your diesel engine.

• Manufacturer Part Number: 800211
• Certification: SFI 18.1 spec
• Construction: Precision CNC machined and balanced high-grade steel
• Finish: Corrosion-resistant black zinc with engraved timing marks
• Damper Type: Maintenance-free viscous fluid style
• Origin: Made in the USA

Fits select 1982-1993 Chevrolet and GMC C/K series trucks, Suburbans, Blazers, and Jimmys (6.2L / 6.5L Diesel).

Protect your engine with the same viscous damping technology trusted by heavy-duty diesel OEMs. The Fluidampr 800191 is engineered to control harmful torsional vibration across the entire RPM range, significantly reducing the risk of crankshaft failure and premature wear on main bearings and critical engine components. Unlike factory rubber-style dampers that degrade and lose effectiveness over time, this viscous damper provides consistent, maintenance-free protection for both stock and high-output mechanical diesel builds.

• Precision CNC-machined high-grade steel components
• Corrosion-resistant black zinc finish with engraved timing marks
• SFI 18.1 certified for competition and street use
• Externally balanced design specifically for GM 6.2L and 6.5L engines
• Made in the USA
• Manufacturer Part Number: 800191

Fits select 1994-2000 Chevrolet and GMC C/K 1500, 2500, 3500, and Suburban models (6.2L / 6.5L).

Protect your GM diesel engine with the Fluidampr 800141 viscous torsional vibration damper. Designed specifically for externally balanced 6.2L and 6.5L engines with electronic fuel injection pumps, this damper replaces the factory rubber-style balancer that is prone to degradation. Using a free-rotating inertia ring submerged in high-viscosity silicone fluid, it provides superior vibration control across the entire RPM range to prevent crankshaft failure and reduce wear on critical engine components.

Each unit is precision CNC machined from high-grade steel and finished in a corrosion-resistant black zinc with engraved timing marks for easy reference. This SFI 18.1 certified damper is maintenance-free and built to withstand the stresses of both heavy-duty towing and competitive diesel performance.

• Manufacturer Part Number: 800141
• Material: High-grade steel
• Finish: Black Zinc
• Certification: SFI 18.1 spec
• Engine Application: 6.2L / 6.5L Diesel (Electronic Pump)
• Balancing: External
• Origin: Made in the USA

Fits select 1999-2019 Cadillac, Chevrolet, GMC, and Hummer models, including 2010-2015 Camaro SS/ZL1 and LS-based truck applications (6.2L).

Protect your high-performance LS engine from harmful torsional vibration with a Fluidampr viscous damper. As cylinder pressure and RPM increase, factory elastomer-style dampers can lose effectiveness, leading to accelerated wear. This Fluidampr 760111 unit uses viscous damping technology to control crankshaft harmonics across the entire RPM range, ensuring long-term engine durability and accessory drive stability.

Precision CNC machined from high-tensile steel, this damper is designed for LS accessory drives using a 3.00-inch crank pulley offset. For high-horsepower or supercharged applications, pinning the crankshaft is recommended (Fluidampr Pin Kit p/n 300004 available separately).

• Manufacturer Part Number: 760111
• Engine Type: GM LS3 / L99 / LS-Based V8 (6.2L)
• Certification: SFI 18.1 spec
• Construction: Precision CNC machined steel
• Balance: Internal
• Maintenance: Maintenance-free design; no tuning or rebuilds required
• Finish: Black Zinc Chromate
• Manufacturing: Made in the USA

Fits select 1997-2004 Chevrolet Corvette, 2004-2007 Cadillac CTS-V, and 2008-2009 Pontiac G8 models with LS-series engines.

Protect your high-performance LS engine from destructive torsional vibration with a Fluidampr viscous damper. As cylinder pressure, RPM, and rotating assembly masses change, factory elastomer-style dampers can lose their effectiveness. Fluidampr technology uses a specialized silicone fluid to provide superior damping across the entire RPM range, supporting crankshaft durability and reducing wear on critical internal components and accessory drives.

• SFI 18.1 certified for racing and high-performance street use
• Precision CNC-machined steel construction for maximum durability
• Maintenance-free design requires no tuning or rebuilds
• Compatible with LS accessory drives using 1.500-inch crank pulley offset spacing
• Internally balanced configuration
• Made in the USA
• Manufacturer Part Number: 740121

Installation Note: Crankshaft pinning is recommended for high-horsepower and supercharged applications (Fluidampr Pin Kit p/n 300004 available separately). This damper is not compatible with dry sump oiling systems.

Fits select 1998-2006 Chevrolet Camaro, Pontiac Firebird, and Pontiac GTO with LS1, LS2, and LS6 engines.

Protect your LS engine from harmful torsional vibration with the Fluidampr 740111 viscous damper, engineered for high-performance street and racing applications. Unlike traditional elastomer-style dampers that can lose effectiveness with engine modifications or high RPMs, this viscous damper utilizes silicone fluid to control crankshaft harmonics across the entire RPM range. This technology ensures long-term engine durability, accessory drive stability, and reduced wear on critical internal components.

This damper is precision CNC machined from high-tensile steel and features a maintenance-free design that never requires tuning or rebuilds. It is compatible with LS accessory drives utilizing 2.25-inch crank pulley offset spacing.

• SFI 18.1 certified for racing applications
• Internally balanced design with broad-range viscous damping protection
• Precision CNC machined steel construction
• Maintenance-free with no elastomer to degrade or replace
• Compatible with LS accessory drives (2.25" pulley offset)
• Recommended for high-horsepower or supercharged applications (pinning kit p/n 300004 sold separately)
• Made in the USA
• Manufacturer Part Number: 740111