Holley 12-173 DUAL 450 LPH IN-TANK Retrofit FUEL Module W/return Dual 450 LPH Drop-In Retrofit EFI Fuel System-E85 Compatible

Looking to make a serious step up in the horsepower department? The Holley Dual 450 LPH EFI Pump Module would be an excellent choice.

While the name includes EFI, these modules can be used as an upgrade for carbureted systems as well with the proper regulator. The innovative clamping system allows you to locate the module nearly anywhere in the tank while retaining your factory fuel level sending unit.

The clamping system allows you to rotate the unit 360 degrees for easier clocking of the plumbing and wiring locations under your ride. 12-173 - Twin 450 LPH - 34A @ 60 PSI, 30A @ 10 PSI EFI ?

(Gas, 13.5V, 60 PSI) - 1750 HP ? (E85, 13.5V, 60 PSI) - 1250 HP Carburetor ?

(Gas, 13.5V, 10 PSI) - 2200HP ? (E85, 13.5V, 10 PSI) - 1550 HP

Features and Benefits:

• Billet, anodized, laser etched flanges with 8AN Orb Return/Outlet and 6AN Orb vent The innovative clamping system allows you to locate the module nearly anywhere in the tank while retaining your factory fuel level sending unit The clamping system allows you to rotate the unit 360 degrees for easier clocking of the plumbing and wiring locations under your ride Easy install - just drill a 4 inch hole in the top of the tank then use hand tools E85 compatible The dual pump design allows the pumps to be ran together or the second pump can be triggered additionally when you need it (Hobbs switch, Holley EFI auxiliary pump circuit, etc...) Units install in tanks from 7 inch - 12 inch deep Filter socks included, Hydramats can be purchased separately Easily wire with an Msd High Current Solid State Relay (75643, 75643-Hc, 7564, 7564-Hc) or dual relay kit (12-759)

Details:

• Application: Universal
• Average Current Draw: 34 Ampere
• Average Flow Rating: 900 Liters per Hour
• Connector Color: Black
• Free Flow LPH: 900
• Fuel Type: E85 | Gasoline
• Fuel Filter Included: Yes
• Fuel Sending Unit Included: No
• Fuel Tank Pressure Sensor Included: No
• Gasket Or Seal Included: Yes
• Gasket Or Seal Material: Foam
• Grade Type: Performance
• Height: Adjustable
• Housing Material: Aluminum
• In Tank or External: In Tank
• Inlet Quantity: One
• Inlet Type: 8 An Orb
• Internal Or External Strainer: External
• Lock Ring Included: Yes
• Material: Billet
• Maximum Pressure: 60 Pounds per Square Inch
• Minimum Fuel Tank Depth: 7 inches
• Mounting Hardware Included: Yes
• Negative Ground: Yes
• Outlet Quantity: One
• Outlet Type: 8 An Orb
• Pump Type: Electric
• Regulator Included: No
• Top Mount Diameter: 4 Inch
• Universal Or Specific Fit: Universal
• Voltage: 12 Volts DC
• Warranty: Manufacturer's Limited 90 Day Warranty
• Wire Harness Included: Yes
• Wire Quantity: 4.0

Installation Guide: Download PDF

Installation / Product Video: Watch on YouTube

⚠️ California Proposition 65 Warning
California Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.