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Fluidampr 830121 Harmonic Balancer Viscous Damper, Black Zinc Finish, SFI 18.1

(Chevrolet Silverado 2500 HD 2011-15, Silverado 3500 HD 2011-15, Express 3500 2011-14, Express 2500 2011-14, Express 4500 2011-12, 2014 + 8 more models)

Manufacturer

Picture for manufacturer Fluidampr

Part Number

830121
19 reviews
Sale Price

$574.82

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Fluidampr 830121 harmonic balancer (also called a crankshaft damper or viscous damper) is built to control harmful torsional vibration in heavy duty diesel engines. Its viscous damper design works across the entire rpm range, helping reduce wear on engine components and lowering the risk of crankshaft failure.

Key Features:

  • Viscous damper design controls torsional vibration across the entire rpm range
  • Helps reduce wear on engine components and reduce risk of crankshaft failure
  • Helps improve timing and recover lost torque and horsepower
  • Precision CNC machined and balanced high-grade steel components, competition built
  • Corrosion resistant black zinc finish
  • Engraved timing marks
  • No maintenance required
  • SFI 18.1 certified

This damper uses technology preferred by heavy duty diesel OEMs and is trusted by performance diesel engine builders. Sold individually.

Products specifications

Fits

Chevrolet Silverado 2500 HD 2011-15, Silverado 3500 HD 2011-15, Express 3500 2011-14, Express 2500 2011-14, Express 4500 2011-12, 2014; GMC Sierra 2500 HD 2011-15, Sierra 3500 HD 2011-15, Savana 2500 2011-14, Savana 3500 2011-14 + 4 more models

Bore Dia. Min/Max

1.930 / 1.931

Keyway

Single (5mm)

Length

2.858

Mounting Hardware Incl.

No

OD

8-3/8" (8.375)

Rotating Weight

25 (16.8 Rwt)

Outside Diameter

8-3/8"

Prop 65

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Depth

2.858

Weight / Rotating Weight

24.0 lbs / 16.0 lbs

Keyway Type

Single: 5mm

Pulley Groove Quantity

6

inside Diameter

1.93

Drive Belt Type

Serpentine

Bolt And Washer Included

No. Recommend Fluidampr #300010.

Engine Balance

External

Finish

Black Zinc

Degree Marking Range

TDC

Material

Steel

Mounting Hole Quantity

1

Safety Rating

SFI 18.1

Degree Markings

Engraved

Grate stuff

NO

Extremely fast shipping and delivery! I received my item within 24 hours of ordering.

Fast and Easy, Thank you

it was all good

After researching and finding the bumper I wanted, I spent some time looking for the best price. Autoplicity was not only the best price the beat the competitors by a 100 dollars. Big Savings.

Had what I need when I needed it. Thanks

Thanks!!!

Great price and fast shipping.

Amazingly cheap prices for what i was looking for, best online and pretty fast shipping. Took awhile for my order to be confirmed though, not sure why. But still impressed with the price set.

Always got the best price.

Fast, easy...good experience.

VERY EASY WITH AMAZON SIGN IN

Fast shipping, the exhaust fit perfectly and sounds great!

I had just bought a body lift and spacer for truck, and sure enough it all came in a timely fashion. This site is a great one to check out if you need any parts. Easy access, quick processing, I believe this is the,site ill use fot now on.

Very easy to use website. That is hard to find these days. Thank you for keeping it simple.

Please let me know when shipment is delivered. Thank you.

Prices...!!!!

Great Price. Great communication/tracking

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