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89-98 Dodge 5.9L Cummins Valve Cover Bolt Rubber Isolator

Cummins describes this part as a "noise isolater" and it replaces the original O-ring that came on the factory-original bolt. This noise isolater mounts inside the valve cover and serves the same function as the original O-ring while also helping reduce valve train noise. 


*Sold individually. 6 are needed for a complete job.


Part Number: 3935449

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Tags: 89 , 98 , Dodge , 5.9L , 5.9 , Cummins , Valve , Cover , Bolt , Rubber , Isolator
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