Thread: Which oil pump to run?
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Old 10-18-2017, 08:56 AM   #10
Snedge
 
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Name: Snedge
Title: Comp Diesel Sponsor
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Join Date: Sep 2006
Location: Western Pa.
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Quote:
Originally Posted by BigPapa View Post
Cummins calls for the same oil pump from '94-'02, 3937404.
That part number changes to 4939587 and is the upgraded (standardized) pump. 88-02 Dodges.
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