Aeromotive 18638 Stealth 340 In-Tank Fuel Pump and Hanger Assembly

The Aeromotive 18638 is a complete billet fuel pump hanger and high-flow 340 Stealth pump assembly designed to drop directly into 1983-1997 Ford Mustang EFI fuel tanks, supporting high-flow, high horsepower fuel delivery. This direct-fit assembly eliminates fuel starvation and return aeration common to the factory Mustang hanger.

Performance Specifications:

• 340 LPH (90 GPH) flow rate at 90 PSI
• Rated for 700 HP forced induction EFI, 850 HP naturally aspirated EFI on gasoline
• E85 compatible: 595 HP naturally aspirated, 490 HP forced induction (EFI); 700 HP naturally aspirated, 595 HP forced induction (carbureted)
• Turbine pumping mechanism increases durability and allows use in pulse-modulated applications

Construction and Features:

• CNC machined billet aluminum hat fits stock opening with ORB-06 outlet and return ports
• 6065 aluminum hat is bright dip anodized black and laser engraved
• Stainless steel pump mounting bracket
• Supports AN-06 or AN-08 fuel lines with P/N 15606 or P/N 15649 port fittings
• OEM grade convoluted tubing on supply and return for durability and high flow
• Pump sets in the stock internal baffle and return is engineered to eliminate cavitation

This compact, lightweight assembly bolts into existing hanger assemblies, making it an easy upgrade to your fuel system. The design is suitable for both EFI and carbureted engines.