Description
The FiTech Ulti. LS1/LS2/LS6 500HP + In-line Fuel Pump Master Kit (71001) provides a complete electronic fuel injection solution for LS1, LS2, and LS6 engines. Designed for both DIY enthusiasts and professional tuners, this kit simplifies the transition from carbureted systems to EFI, offering improved performance and efficiency. This system supports up to 500 horsepower and includes all necessary components for a seamless installation.
KEY FEATURES AND BENEFITS:
- This comprehensive kit includes a self-tuning ECU, an in-line fuel pump capable of supporting up to 600 horsepower, 40 feet of EFI-grade fuel hose, and billet fuel filters.
- The system features 36 lbs./hr injectors, a complete wiring harness, and all required sensors (oxygen, MAP, IAT, TPS).
- The 92mm throttle body and aluminum intake manifold ensure optimal airflow.
- This kit removes the need for sourcing separate components, saving time and simplifying installation.
SPECIFICATIONS:
- Maximum Horsepower: 500 HP
- Injection Style: Multi-port
- Timing Control: Compatible
- Power Adder: Compatible (Boost/Nitrous oxide)
- ECU: Included (Self-tuning)
- Fuel Pump: Included (External, 255 L/PH)
- Transmission Control: Not Included
- Metering Style: Speed density (Map-N)
- Intake Material: Aluminum (Black Anodized)
- Throttle Body: 92mm (Billet Aluminum)
- Injectors: 36 lbs./hr
- Fuel Compatibility: Alcohol, Gasoline, Methanol, Flex
HOW TO USE:
- Preparation: Disconnect the battery and remove the existing carbureted system and intake manifold.
- Fuel System Installation: Mount the in-line fuel pump and install the fuel filters. Run the provided fuel hoses from the tank to the engine, connecting to the fuel rails.
- Intake and Throttle Body Installation: Install the FiTech aluminum intake manifold and 92mm throttle body onto the engine.
- Sensor Installation: Install the MAP, IAT, TPS, and oxygen sensors according to the provided instructions.
- Wiring Harness Connection: Connect the wiring harness to the sensors, injectors, fuel pump, and ECU.
- ECU Setup: Mount the ECU and connect the touchscreen controller.
- Initial Setup: Follow the on-screen prompts to input basic engine parameters.
- Start and Self-Tuning: Start the engine and allow the self-tuning ECU to adjust fuel delivery.
- Fine Tuning (Optional): Use the touchscreen controller for further adjustments as needed.
BENEFITS OF USING FITECH ULTI. LS1/LS2/LS6 500HP + IN-LINE FUEL PUMP MASTER KIT (71001):
- Simplified EFI conversion process.
- Improved engine performance and efficiency.
- Elimination of mismatched parts and complex wiring.
- Self-tuning capabilities for ease of use.
- Complete kit with all necessary components.
- Reliable fuel delivery with included fuel pump and filters.
FEATURES:
- Low-profile 92mm inlet design.
- Two programmable fan control outputs.
- Complete sensor package included.
- 40 feet of EFI-grade fuel hose.
- Billet fuel filters for clean fuel delivery.
- Touchscreen controller for easy adjustments.
- Black anodized finish for a sleek look.
- External fuel pump that is rated for 600HP.
- Ability to use multiple types of fuel.





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