Description
The FiTech 1981-87 Cutlass 340 LPH EFI Fuel Tank Kit (58021) simplifies the transition to electronic fuel injection (EFI) in your 1981-87 Oldsmobile Cutlass. This comprehensive kit provides a complete in-tank fuel delivery solution, eliminating the need for external fuel pumps and complex plumbing. Designed for direct fitment, it integrates seamlessly with your vehicle’s existing systems, offering a reliable and efficient fuel supply for your EFI setup.
KEY FEATURES AND BENEFITS:
- Complete Fuel Delivery Solution: Includes a 17-gallon coated steel fuel tank designed to replace your factory unit.
- High-Performance Fuel Pump: The included in-tank pump module houses a 340 LPH fuel pump, capable of supporting up to 800 horsepower.
- Factory Gauge Compatibility: The kit includes a sending unit that maintains accurate fuel level readings.
- Secure Connections: -6 AN inlet and outlet fittings provide secure and leak-free fuel line connections.
- Consistent Fuel Delivery: Internal baffling within the tank prevents fuel starvation during aggressive driving.
- Simplified Installation: Mounting straps are provided to ease the installation process.
SPECIFICATIONS:
- Vehicle Compatibility: 1981-87 Oldsmobile Cutlass
- Tank Capacity: 17 gallons
- Fuel Pump Flow Rate: 340 LPH (90 GPH)
- Horsepower Support: Up to 800 HP (naturally aspirated)
- Fitting Type: -6 AN male O-ring
- Tank Material: Coated Steel
- Sending Unit: Included
- Mounting Straps: Included
- Fuel Pump: In-tank 340 LPH
- Baffled Sump: Yes
- Outlet Quantity: 2
- Weight: 37 lbs
- Dimensions: 27 × 13 × 41 in
HOW TO USE:
- Remove Existing Fuel Tank: Safely drain and remove the old fuel tank from your vehicle.
- Install Sending Unit: Attach the provided sending unit to the new FiTech fuel tank.
- Install In-Tank Pump Module: Secure the 340 LPH pump module within the tank’s recessed mount.
- Mount the Tank: Position the new tank in the vehicle and secure it using the provided mounting straps.
- Connect Fuel Lines: Attach the -6 AN fuel lines to the inlet and outlet fittings on the tank.
- Connect Sending Unit Wiring: Connect the sending unit wiring to your vehicle’s gauge system.
- Fill and Test: Fill the tank with fuel and test the fuel system for leaks and proper operation.
BENEFITS OF USING THE FiTech 1981-87 CUTLASS 340 LPH EFI FUEL TANK KIT (58021):
- Integrated Solution: Provides a complete and integrated fuel delivery solution for EFI conversions.
- Optimal Performance: Ensures proper fuel pressure and flow for optimal EFI performance.
- Accurate Fuel Level Readings: Maintains accurate fuel level readings with the included sending unit.
- Reduces Fuel Starvation Risk: Internal baffling ensures consistent fuel supply under various conditions.
- Modern Upgrade: Offers a reliable fuel system upgrade for classic vehicles.
FEATURES:
- Recessed Mount: For the in-tank pump module, providing added clearance.
- Internal Baffling: Ensures consistent fuel delivery during various driving conditions.
- Corrosion Resistance: Coated steel tank for durability.
- Direct Fit: Specifically designed for 1981-87 Oldsmobile Cutlass.
- OEM Style Tank: Designed to fit seamlessly with factory components.
- Filler Neck: Included when required for refueling.






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