This dual fuel tank EFI pump kit is engineered to support Holley electronic fuel injection systems on vehicles equipped with dual fuel tanks. EFI systems require a dedicated fuel return line, and this kit ensures fuel is always returned to the same tank from which it is supplied, maintaining proper fuel balance and system operation.

Holley 534-39 Includes:

• EFI Electric In-Line Fuel Pump
• Fuel Tank Switching Valve
• Relay
• Dash Switch
• Wiring Harness

Holley 534-39 Features:

• Designed for Holley MPI, TBI, and Terminator EFI systems
• Ideal for vehicles equipped with dual fuel tanks
• Supports EFI fuel systems up to 400 HP
• Ensures fuel return is directed to the source tank
• Provides reliable fuel delivery for EFI conversions and upgrades