FiTech efi fuel tank details
FiTech 1970-1972 Cutlass 340 LPH EFI Fuel Tank Kit (58031)
The FiTech 1970-1972 Cutlass 340 LPH EFI Fuel Tank Kit (58031) provides a comprehensive solution for upgrading your 1970-1972 Oldsmobile Cutlass, 442, or F85 to modern electronic fuel injection (EFI). This kit, developed in partnership with TANKS Inc., includes a 20-gallon steel fuel tank, a high-performance 340 LPH in-tank fuel pump, a sending unit for your factory gauges, and all necessary mounting hardware. Designed for ease of installation and reliable performance, this kit supports up to 800 horsepower, making it ideal for high-performance applications.
KEY FEATURES AND BENEFITS:
Direct-Fit Design: Specifically for 1970-1972 Oldsmobile Cutlass, 442, and F85 models.
High-Performance Pump: Includes a 340 LPH in-tank fuel pump, supporting up to 800 horsepower.
Factory Gauge Compatibility: Sending unit included for accurate factory gauge readings.
Secure Connections: -6 AN inlet and outlet ports provide secure, leak-free fuel line connections.
Complete Kit: Includes mounting straps and filler neck (if required).
Added Clearance: Recessed sending unit and pump mount for improved installation space.
Brand: FiTech Fuel Injection
Part Number: 58031
Tank Capacity: 20 gallons
Pump Flow Rate: 340 LPH (90 GPH)
Horsepower Support: Up to 800 HP
Fitting Size: -6 AN
Material: Steel, powder-coated finish
Pump Type: In-tank electric
Compatibility: 1970-1972 Oldsmobile Cutlass, 442, F85
Sending Unit: Included
Drain and remove the existing fuel tank from your Oldsmobile.
Install the new FiTech 58031 fuel tank, ensuring proper alignment.
Connect the included sending unit to the factory gauge wiring.
Mount the 340 LPH fuel pump module into the tank's recessed mount.
Attach the provided mounting straps to secure the tank.
Connect -6 AN fuel lines to the inlet and outlet ports.
If necessary, install the included filler neck.
Connect the fuel pump wiring to a suitable power source.
Fill the tank with fuel and check for leaks.
Test the fuel system and engine performance.
BENEFITS OF USING THE FiTech 1970-1972 CUTLASS 340 LPH EFI FUEL TANK KIT (58031):
Simplified Conversion: Streamlines the EFI conversion process for classic Oldsmobile vehicles.
No External Pumps Needed: Eliminates the need for external fuel pumps, reducing clutter and potential leak points.
Improved Performance: Enhances fuel system performance and efficiency.
Easy Installation: Direct-fit design ensures straightforward installation.
Gauge Functionality: Retains factory fuel gauge functionality for user convenience.
Notched Corner Design: Ensures accurate fit for the vehicle.
Internal Baffling: Maintains consistent fuel pressure during operation.
Recessed Mounting Areas: For both the sending unit and pump module.
Durable Finish: Powder-coated silver tank for enhanced corrosion resistance.
In-Tank Modular Pump: Designed for optimal performance.
340 LPH Pump: Provides ample fuel flow for high-performance applications.
-6 AN Style Fittings: For secure and reliable connections.
Product identification
- Brand: FiTech
- Model / MPN: 58031
FiTech fuel tank kit: see the listed specifications for this model.




