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Fluidampr 6.2L / 6.5L GM Diesel 1982-1993 (Mechanical) Steel Externally Balanced Damper

SKU: FDR800191

Harmonic Balancers

FDR Dampers - Diesel

Fluidampr 6.2L / 6.5L GM Diesel 1982-1993 (Mechanical) Steel Externally Balanced Damper

SKU: FDR800191

Harmonic Balancers

FDR Dampers - Diesel

A$1,153.65
LAST ONE! READY TO SHIP! LAST ONE! This is the last unit at our warehouse. Contact us if you need more. The ETA is the approximate time required to prepare your order for dispatch.
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Description

Serious power requires a serious damper. Protect your truck?s engine with the technology preferred by heavy duty diesel OEMs. 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. Competition built precision CNC machined and balanced high-grade steel components. Corrosion resistant black zinc finish with engraved timing marks. No maintenance required. Trusted by leading performance diesel 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

Year Make
Bolt And Washer Included:No
Bore Dia. Min/Max:1.5988 / 1.5998
Degree Marking Range:50 degree BTDC to 10 degree ATDC. Additional timing/degree marks at 90, 180 and
Degree Markings:Engraved
Depth:3.18
Description:Fluidampr Harmonic Balancer
Engine Balance:External
Finish:Black Zinc
Grade Type:Performance
Inside Diameter:1.5993
Keyway Specs:Single; (3/16")
Keyway Type:Yes
Keyway:Single
Length:3.18
Material:Steel
Mounting Hardware Incl.:No
Mounting Hole Diameter:1.5993
Mounting Hole Quantity:1
O.D.:8" (8.000)
Outside Diameter:8
Part Number:fdr800191
Prop 65 (C, R, or CR):CR
Prop 65 - Short Label:WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
Prop 65 Yes/No:Yes
Safety Rating:SFI 18.1
Title:Fluidampr - 800191 - Harmonic Balancer - Fluidampr - GM - 1982-1993 - 6.2L/6.5L Diesel - Each
WT. in lbs.()=Rotating weight:18 (12.1 Rwt)
Weight / Rotating Weight:17.8 lbs / 11.9 lbs

Application Summary

1982-1993 GM. 6.2L / 6.5L diesel w/ mechanical fuel pump.

Part Type

Engine Harmonic Balancer

Data: v4.2 - Upd: 2026-09-29 00:44:09

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 - Brand
Fluidampr
Product Attributes - Manufacturer's Part Number
800191
Product Attributes - Part Type
Harmonic Balancers
Product Attributes - Product Line
Fluidampr Harmonic Dampers
Product Attributes - UPC
815293001975
Product Attributes - Engine Balance
External
Product Attributes - SFI Rating
SFI 18.1
Product Attributes - Degree Markings
Yes
Product Attributes - Degree Marking Range
50 BTDC to 10 ATDC
Product Attributes - Outside Diameter (in.)
8.000
Product Attributes - Keyway Quantity
One
Product Attributes - Harmonic Balancer Material
Steel
Product Attributes - Harmonic Balancer Construction
Fluid
Product Attributes - Harmonic Balancer Color
Black zinc chromate
Product Attributes - Mounting Hardware Included
No
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
Kit includes damper part number 800141 and keyway ring adapter. Weight is 18.40 lbs. Fits models with mechanical injector pumps only.

Reference Information

Brand Name/s Fluidampr
StreetFX SKU fdr800191
SFX Item ID 4403629
Supplier Item Code 4403629
Manufacturer SKU 800191
Manufacturer UPC 815293001975
Alternative References FLU800191, 6.2L, 6.5L

Compatibility

1982-1993 GM. 6.2L / 6.5L diesel w/ mechanical fuel pump.

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