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Old 11-04-2017, 10:57 AM   #1
glenbjackson
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Join Date: Oct 2017
Location: Hampton, VA
Posts: 2
637 v8 1975 GMC 7500 fuel pump?????

i have a 637 v8 engine and i need a fuel pump i have looked up the motor but not much info on it. im wondering if the pump from the 478 or the 401 engine would fit? Also does anybody have a part number?

Last edited by glenbjackson; 11-04-2017 at 01:47 PM.
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