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Description: TOP PISTON RING
SKU: 505106
OEM: 3940776
Product group: ENGINE PARTS
UPC Code: 193807086985
Sell Pack: 1 EACH
Weight: 0.06 LBS
PKG Size:
Warranty: 2 Years



Description: RING SET
Sell Pack: 1 EACH
Weight: 0.20 LBS
PKG Size: 5 x 5 x 1 inches
Warranty: 2 Years



Top Piston Ring
Not Sold Separately
Part of Piston Ring Sets 505105 and 505170.
Cummins ISB Application

  • Durable iron construction
  • Direct replacement for OE part 3940776
  • Cummins ISB Engine Application
  • Genuine PAI product including a factory 2-Year Warranty
  • Quality You Can Trust - PAI has established themselves as the leading supplier of aftermarket heavy duty diesel parts, with quality standards that always meet or exceed OE standards

Product Attributes:

Bore (mm) 102.000
Material Iron
Max Thickness (mm) 2.605
Position Top (Compression Ring)
Ring Count 1

Why Choose PAI?:

DETAIL - PAI piston rings are carefullly designed and feature cutting edge precision. Piston ring specifications are measured in a 3D environment. Finished products are dyno and road tested to ensure the 100% functionality and performance.
STRENGTH - PAI piston rings are made of industry leading materials and processes. Our piston rings and piston ring components are rigorously tested in heavy duty diesel engines and high stress work environments to certify proper and continuous operation over long periods of time.
VARIETY - PAI is a market leader of heavy-duty diesel truck parts, and our piston rings and piston ring components are no exception. We have been manufacturing and expanding our product offerings since 1973. If there is a part you need, and we do not have it, there is a good chance we are working diligently to make it.

Component Of:

Part Number Description
505105 RING SET

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Any reference to OEM names or OEM product identification numbers/descriptions/model numbers is for identification only and does not indicate that it is an OEM part. PAI is not affiliated with Mack Truck, Inc.®, Volvo®, Fuller®, Cummins®, Eaton®, Rockwell®, Caterpillar®, Freightliner®, Hendrickson®, Kenworth®, Detroit Diesel®, International®, Peterbilt®, or Dana®. All Manufacturer's names, numbers, symbols and descriptions are used for reference only. It is not implied that any part listed is the product of these manufacturers.