
KIT - DUAL TANK (2 BBL)
Overview
This kit is designed to allow the use for all Holley MPI / TBI / Terminator EFI systems on vehicles equipped with dual fuel tanks. The fuel injection systems require a fuel return line. In dual tank applications, the fuel must be returned to the tank from which it was drawn. Originally designed for 2 bbl Pro-Jection PN 502-20S.
Features:
- Includes switching valve, relay, switch, and harness.
About Holley EFI

Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!
Specs
Brand | Holley EFI |
---|---|
Category | Fuel Pumps and Accessories |
Emission Code | 5 |
Fuel Delivery Type | Fuel Injection |
Fuel Sending Unit Included | No |
Fuel Type | Gasoline |
Gasket Or Seal Included | No |
Grade Type | Performance |
Inlet Type | Barb |
Internal Or External | External |
Mounting Bracket Included | Yes |
Mounting Hardware Included | No |
Negative Ground | Yes |
Outlet Type | Barb |
Product Type | Dual Tank |
Regulator Included | No |
Seal And Lock Ring Included | No |
Strainer Included | Yes |
Universal Or Specific Fit | Specific |
Warranty | Limited 90 Day |
Wiring Harness Included | Yes |
UPC | 090127332191 |
Part Number | 534-37 |
Emissions
5
This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Tech Resources
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