DW 9-403-1047 User Manual

DeatschWerks
15-17 Mustang DW400 Fuel Pump Installation Guide
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9-403-1047
15-17 Mustang DW400 Fuel Pump
Installation Guide
Parts List:
 DW400
 1/8” Fuel Hose
 3/8” Fuel Tubing
 11/32” Hose Clamp
 13/32” Hose Clamp
 3/8” Hose Clamps (x2)
 Fuel Sock
 Electrical Connector Harness

DW 9-403-1047 Specifications

General

Brand	DW
Model	9-403-1047
Category	Water Pump
Language	English

Summary

15-17 Mustang DW400 Fuel Pump Installation Guide

Parts List

Lists all components included with the DW400 fuel pump kit for verification.

Suggested Tools

Identifies necessary tools recommended for a successful fuel pump installation process.

Initial Removal and Modification

Steps 1 & 2 cover removing the OE harness, fuel level sender, and modifying the venturi outlet.

Filter and Receptacle Prep

Steps 3 & 4 involve carefully cutting the larger outlet tube and preparing the pump receptacle.

Assembly and Hose Connections

Steps 5 & 6 detail installing new tubing, connecting the pump, and securing hose clamps.

Final Assembly and Priming

Steps 7-11 cover harness installation, reassembly into the tank, and fuel system priming.