Description
The FiTech LS 500 HP EFI Short Intake w/ Returnless Module & Coil (78801) is designed to modernize LS engines with the efficiency and performance of electronic fuel injection. This comprehensive kit provides a complete solution for LS engine swaps, offering self-tuning capabilities and user-friendly control. It supports up to 500 horsepower and includes various fuel delivery options to suit different installation needs.
KEY FEATURES AND BENEFITS:
- Multi-port fuel injection for improved fuel delivery and efficiency.
- Self-tuning ECU that adapts to engine conditions for optimal performance.
- User-tunable via a 4.5-inch color touchscreen handheld controller.
- Supports boosted applications with a 3-bar MAP sensor (up to 30 psi).
- Includes various fuel delivery options (in-tank, inline, Force Fuel) for flexible installation.
- 92mm throttle body for increased airflow.
- LS3-style coil packs for enhanced ignition performance.
- Complete wiring harness for simplified installation.
SPECIFICATIONS:
- Maximum Horsepower: 500 HP
- Injection Style: Multi-port
- Timing Control: Yes
- Power Adder Compatible: Yes (Boost/Nitrous)
- ECU Included: Yes
- Fuel Pump Included: Yes (various options)
- Metering Style: Speed density (MAP)
- Intake Material: Aluminum
- Throttle Body: 92mm, GM LS2 4-bolt
- Injectors: 36 lbs/hr
- Fuel Type: Alcohol, Gasoline, Methanol, Flex
HOW TO USE:
- Preparation: Disconnect the vehicle’s battery. Remove the existing intake manifold and fuel system.
- Installation of Intake: Install the FiTech 78801 intake manifold, ensuring proper gasket placement.
- Fuel System Installation: Choose and install the desired fuel delivery system (in-tank, inline, or Force Fuel) according to the provided instructions.
- Injector and Throttle Body Installation: Install the provided 36 lbs/hr injectors and the 92mm throttle body onto the intake manifold.
- Wiring Harness Connection: Connect the wiring harness to the ECU, injectors, sensors (MAP, IAT, TPS), and coil packs.
- Sensor Installation: Install the oxygen sensor and other necessary sensors.
- ECU Setup: Connect the handheld controller to the ECU and follow the on-screen instructions for initial setup and self-tuning.
- Fuel Pressure Adjustment: Adjust the fuel pressure regulator to the desired setting.
- Verification: Check all connections and ensure proper functionality. Start the engine and monitor performance using the handheld controller.
BENEFITS OF USING THE FITECH LS 500 HP EFI SHORT INTAKE W/ RETURNLESS MODULE & COIL (78801):
- Improved engine performance and efficiency.
- Simplified LS engine swaps with a complete EFI solution.
- User-friendly self-tuning capabilities.
- Enhanced fuel delivery and control.
- Increased horsepower and torque.
- Modernizes older engines.
- More reliable fuel delivery.
FEATURES:
- Fabricated 3mm thick aluminum sheet metal and TIG welded intake.
- Cast, cable activated billet aluminum 92mm throttle body.
- Handheld controller with color touch screen and cable.
- Windshield mount for touch screen controller.
- LS ECU.
- High volume billet fuel rails.
- Sequential fuel and spark control with individual cylinder trim.
- Connects to 24x and 58x cam sensors.
- Knock sensor control connects to factory sensors.
- Tach output driver works with most tachometers.
- Two programmable electric fan outputs.
- Supplied with WBO2 sensors.
- In-tank fuel pump options.
- Inline fuel pump options.
- Force fuel options.





Reviews
There are no reviews yet.