DeatschWerks 9-421-1014 DW420 420LPH Fuel Pump Kit for 85-97 Ford Mustang

Vehicle Fitment

• 1985-1997 Ford Mustang Base 2.3L
• 1985-1993 Ford Mustang GT 5.0L
• 1985-1993 Ford Mustang LX 2.3L / 5.0L
• 1985-1986 Ford Mustang SVO 2.3L Turbo
• 1993 Ford Mustang SVT Cobra 5.0L
• 1993 Ford Mustang SVT Cobra R 5.0L
• 1994-1997 Ford Mustang V6 3.8L
• 1994-1995 Ford Mustang GT 5.0L
• 1996-1997 Ford Mustang GT 4.6L
• 1995 Ford Mustang SVT Cobra R 5.8L
• 1994-1997 Ford Mustang SVT Cobra 5.0L / 4.6L

Fitment Notes

• Direct-fit in-tank pump for 39mm diameter assemblies
• Includes installation kit with fuel hose, clamps, inlet filter, and connector
• Compatible with ethanol blends (E10-E85)
• Recommended: DW FPHWK-10-HD hardwire kit for optimal voltage
• Not CARB legal -- for off-road and racing use only

Features

• Flows 420 LPH @ 40 psi -- ideal for high-power builds
• Quiet turbine impeller design with stainless construction
• Carbon commutators resist corrosion from ethanol-based fuels
• Fully sealed armature for durability and minimal noise
• Drop-in fitment with included install kit
• 3-year warranty from DeatschWerks

Specifications

• Flow Rate: 420 LPH @ 40 psi
• Pump Style: In-tank, 39mm diameter
• Fuel Compatibility: Gasoline, E10-E85 ethanol blends
• Operating Voltage: 12-14V
• Max Ambient Temperature: 158°F (70°C)
• Warranty: 3 years

Included Components

• 1x DeatschWerks DW420 420 LPH Fuel Pump
• 1x Fuel hose with clamps
• 1x Inlet filter (sock)
• 1x Electrical connector
• 1x Installation guide

Product Description

The DeatschWerks 9-421-1014 DW420 fuel pump kit is a high-performance in-tank solution designed for 1985-1997 Ford Mustang models. Engineered for demanding builds, it flows 420 LPH at 40 psi, making it ideal for naturally aspirated or boosted applications.

This drop-in kit includes all necessary components for installation and is fully compatible with ethanol blends up to E85. Featuring a sealed turbine-style motor and carbon commutators, the DW420 ensures long-term reliability and silent operation. Backed by a 3-year warranty, this kit delivers dependable fueling for street and strip use.