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Protect your 2001–2005 GM/Chevy 6.6L Duramax LB7 or LLY engine with the Fluidampr Performance Diesel Damper (Part #890101)—the same proven technology trusted by leading high-power diesel OEMs. This premium viscous damper provides superior, broad-range control of destructive crankshaft torsional vibrations, ensuring optimal performance, reliability, and long-term durability.
When upgrading your Duramax with performance modifications or heavier-duty rotating components, the Fluidampr viscous damper helps reduce wear on main bearings, timing gears, and crankshafts. Built from high-grade steel and filled with long-lasting silicone fluid, each unit is CNC-machined, computer-balanced, and requires no tuning or maintenance—ever.
Includes: Mounting washer
Recommended: Fluidampr High Strength Bolt Kit (Part #300010)
Reduces harmful crankshaft torsional vibrations
Protects main bearings, timing gears, and crankshafts
Ideal for performance and heavy-duty diesel applications
CNC-machined and computer-balanced construction
Self-tuning viscous design requires no maintenance
SFI 18.1 certified for racing and safety compliance
| Specification | Detail |
|---|---|
| Part Number | 890101 |
| Fitment | 2001–2005 GM/Chevy 6.6L Duramax LB7 / LLY |
| Bore Diameter | 1.9300" |
| Degree Marking Range | 1 timing mark |
| Degree Markings | Engraved |
| Engine Balance | External |
| Finish | Black Zinc |
| Keyway | Single (5mm) |
| Length | 2.66" |
| Material | Steel |
| Mounting Hardware Included | Yes – Washer included. Recommend Bolt Kit p/n 300010 |
| Outside Diameter | 8-3/8" |
| Safety Rating | SFI 18.1 |
| Weight / Rotating Weight | 26.6 lbs / 17.6 lbs |
2001–2005 GM 6.6L Duramax LB7
2001–2005 GM 6.6L Duramax LLY
2001–2005 Chevy 6.6L Duramax LB7
2001–2005 Chevy 6.6L Duramax LLY
We are open Monday-Friday from 8am-6pm EST
Yes, customers located in and around the the Piedmont area are welcome to pick up their items from our retail location during normal business hours. Our address is:
Elite Race Fab
1514 Holbrook St Suite D-F
Greensboro, NC 27403
Elite Race Fab offers free ground shipping & handling to our retail customers within the lower 48 contiguous United States on most orders totaling $159.99 and higher, when the item being purchased is not a Freight/LTL item! Orders under $159.99 will be subject to a nominal $13.99 Flat shipping charge. Some exceptions and/or exclusions apply, in those scenarios you will be advised of any additional charges in the item details/description stating shipping exclussions/freight shipping required etc.
In regards to expedited and international shipping each order will need to be quoted on a case by case basis. You can obtain a quote two ways:
- From your shopping cart select "Request a Quote" prior to placing your order. We will review your proposed order and promptly respond with shipping estimates.
- Complete your order ahead of time indicating either expedited or international shipping during the checkout process. We will promptly determine shipping rates for your order and email you for approval and additional payment.
-Give us a call and we can ensure your item is shipped right then, to ensure you have it in time for your deadline.
We have been committed to offering all of our customers the lowest pricing throughout our website day in and day out. We value your business so much that we go a step further than our competitors. We use a third party software that proactively monitors all our competitor's websites/pricing so that we can make adjustments accordingly if needed to have the lowest prices. Thats right, no need to spend hours searching for the lowest prices, as ours will be the lowest.
As far as price matching, we dont want to write a check we cant cash, but we certainly want to earn your business. With that said, we will go above and beyond to match our competitor's pricing when it is needed. Simply email us, click the live contact button, or give us a call and be sure to have a link to our competitor's site and please factor in any shipping and handling their website will be charging. We will then ensure you get the lowest price, and either match or beat their pricing.
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