Dual-action Fuel Pump Differences
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madmax442.com
Joined: Feb 2014
Posts: 486
From: Albuquerque, NM
Dual-action Fuel Pump Differences
What is the difference between AC Delco 4148 & 4317? My '55 had the 4148 pictured below. I just swapped it for a 4317 from Fusick. Wondering if they will deny my core return?
Last edited by madmax442.com; Feb 23, 2023 at 04:22 PM. Reason: typo
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