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Fluidampr 91-08 VW Golf/05-12 Passat B6/B7 / 03-10 Audi TT Steel Internally Balanced Damper

SKU: FDR551221

Harmonic Balancers

FDR Dampers - Import

Fluidampr 91-08 VW Golf/05-12 Passat B6/B7 / 03-10 Audi TT Steel Internally Balanced Damper

SKU: FDR551221

Harmonic Balancers

FDR Dampers - Import

A$928.48
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

Protect your engine. Modifications can compromise your stock harmonic balancer. Install a Fluidampr performance damper early for best durability. Superior viscous damper design controls harmful torsional vibration across the entire rpm range. Reduce wear on engine components. Reduce risk of crankshaft failure. Improve timing. Unleash lost torque and horsepower. Precision CNC machined and balanced high-grade steel components. Corrosion resistant black zinc finish with engraved timing marks. No maintenance required. Trusted by leading engine builders worldwide. SFI 18.1 certified. Made in USA.

Product Overview

Fluidampr Engine Dampers are designed to control destructive vibrations which are transfered thru the crankshaft. Each time the air/fuel mixture inside a cylinder is ignited, the combustion that occurs creates a torque spike that is applied to the crankshaft through the piston and rod. This torque spike is so severe that it not only turns the crankshaft, it actually twists the crankshaft ahead of its normal rotation and then the crankshaft rebounds. This twisting action is known as torsional vibration. When these torque spikes and forces get into phase with the natural frequency, critical torsional harmonic vibrations occur and can be seriously destructive to the bearings and the crankshaft. Dampers are designed to control those destructive vibrations. Critical harmonic vibrations occur numerous times in a engine’s operating range. Stock rubber and elastomer-type dampers are frequency sensitive “tuned absorbers”, and work at only one critical frequency. In the case of a stock rubber damper, it is tuned for a factory engine’s critical harmonic vibrations. If you change the mass of pistons, rods, or the crankshaft, you change the natural frequency of the crankshaft assembly; therefore, the stock damper is no longer tuned to the new frequency of vibration, and you may be headed for early failure of expensive engine components. Dampers also create heat while they work, and rubber is a poor dissipator of heat. This heat and the exposure to the elements deteriorates rubber, causing it to crack and change durometer, which then leads to inertia ring slippage, damper failure, uncontrolled torsional vibration, and costly engine parts breakage.


Features and Benefits

  • Broad RPM range protection.
  • Reduce risk of crankshaft failure.
  • Reduce wear on critical engine parts.
  • Unleash lost torque & horsepower.
  • No maintenance required.
  • Superior durability.
  • SFI 18.1 spec. Race proven for over 35 years.
  • Made in USA.

Product Details

Bolt and Washer Included:No
Bore Dia. Min/Max:1.3780 / 1.3790
Degree Marking Range:TDC
Degree Markings:Engraved
Depth:1.571
Description:Fluidampr Harmonic Balancer
Drive Belt Type:Serpentine
Engine Balance:Internal
Finish:Black Zinc
Inside Diameter:1.3788
Keyway Type:Yes, two keys included
Keyway:Single
Length:1.67
Material:Steel
Mounting Hardware Incl.:No
Mounting Hole Quantity:1
OD:5-5/8" (5.625)
Outside Diameter:5-5/8"
Part Number:fdr551221
Prop 65 (C, R, or CR):CR
Prop 65 - Short Label:CA-Prop65-label.jpg
Prop 65 Yes/No:Yes
Pulley Groove Quantity:7
Pulley Size:stock
Rotating Weight:6.1 (4.1 Rwt)
Safety Rating:SFI 18.1
Title:Fluidampr - 551221 - Harmonic Balancer - Fluidampr - VW - 1993-2008 - VR6 12v/24v - Each
Weight / Rotating Weight:6.1 lbs / 4.1 lbs

Application Summary

1993-2008 VW / Audi. 2.8L - 3.6L VR6 12v/24v engines.

Part Type

Engine Harmonic Balancer

Data: v4.2 - Upd: 2026-10-12 09:21:02

Features

  • Broad RPM range protection.
  • Made in USA.
  • No maintenance required.
  • Reduce risk of crankshaft failure.
  • Reduce wear on critical engine parts.
  • SFI 18.1 spec. Race proven for over 35 years.
  • Superior durability.
  • Unleash lost torque & horsepower.

Specifications

Product Attributes - UPC
815293002491
Product Attributes - Brand
Fluidampr
Product Attributes - Quantity
Sold individually.
Product Attributes - Part Type
Harmonic Balancers
Product Attributes - SFI Rating
SFI 18.1
Product Attributes - Product Line
Fluidampr Harmonic Dampers
Product Attributes - Engine Balance
Internal
Product Attributes - Degree Markings
No
Product Attributes - Keyway Quantity
One
Product Attributes - Outside Diameter (in.)
5.630 in.
Product Attributes - Harmonic Balancer Color
Black zinc chromate
Product Attributes - Harmonic Balancer Material
Steel
Product Attributes - Manufacturer's Part Number
551221
Product Attributes - Mounting Hardware Included
No
Product Attributes - Harmonic Balancer Construction
Fluid

Reference Information

Brand Name/s Fluidampr
StreetFX SKU fdr551221
SFX Item ID 4403649
Supplier Item Code 4403649
Manufacturer SKU 551221
Manufacturer UPC 815293002491
Alternative References FLU551221, Golf/05-12, B6/B7

Compatibility

1993-2008 VW / Audi. 2.8L - 3.6L VR6 12v/24v engines.

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