Description
The FiTech Rebel 750HP EFI Cath TC, 340LPH RtrnlssMod & Coil w/LED (79891) offers a complete solution for LS engine fuel injection upgrades. This comprehensive kit provides modern electronic fuel injection, precise engine management, and transmission control, designed to enhance performance and drivability. It features a short cathedral intake, high-flow fuel pump, and LS3 style coil packs, ensuring compatibility and optimal function for high-performance applications.
KEY FEATURES AND BENEFITS:
- Supports up to 750 horsepower for high-performance LS engines.
- Multi-port fuel injection for precise fuel delivery.
- Electronic timing control for optimized ignition.
- Power adder compatibility for boost and nitrous applications.
- Comprehensive sensor package for accurate engine management.
- 102mm throttle body for increased airflow.
- 55 lbs./hr fuel injectors to handle high fuel demands.
- 340 LPH in-tank fuel pump for efficient fuel supply.
- Transmission control included for seamless integration.
- Improved throttle response and fuel efficiency.
SPECIFICATIONS:
- Maximum Horsepower: 750 HP
- Injection Style: Multi-port
- Timing Control: Yes
- Power Adder Compatibility: Yes (Boost/Nitrous Oxide)
- ECU Included: Yes
- Fuel Pump Included: Yes (In-tank, 340 LPH)
- Transmission Controller: Yes
- Metering Style: Speed density (Map-N)
- Intake Manifold: Short Cathedral, Aluminum (Black Anodized)
- Throttle Body: 102mm, Cast Aluminum (Black)
- Injectors: 55 lbs./hr
- Fuel Compatibility: Alcohol, Gasoline, Methanol, Flex
- Fuel Pressure Regulator: Yes
- Sensors: MAP, IAT, TPS, Oxygen
- Coil Packs: LS3 Style with LED
- Compatibility: LS engine swaps with cathedral-style intake ports
HOW TO USE:
- Installation of Intake Manifold: Mount the short cathedral intake manifold onto the LS engine, ensuring proper gasket sealing.
- Fuel Pump Installation: Install the in-tank 340 LPH fuel pump module into the fuel tank, connecting the necessary fuel lines.
- Injector Installation: Install the 55 lbs./hr injectors into the fuel rails, then mount the rails onto the intake manifold.
- Throttle Body Mounting: Attach the 102mm throttle body to the intake manifold using the GM LS2 4-bolt flange.
- Sensor Connection: Connect the MAP, IAT, TPS, and oxygen sensors to the appropriate locations on the engine and wiring harness.
- Coil Pack Installation: Mount the LS3 style coil packs with LED indicators onto the engine.
- Wiring Harness Connection: Connect the main wiring harness to the ECU and all engine components, ensuring secure connections.
- ECU Configuration: Use the calibration module to program the ECU with the appropriate engine parameters.
- Transmission Controller Setup: Connect and configure the transmission controller for compatible transmissions.
- Fuel Pressure Regulation: Adjust the fuel pressure regulator to the recommended setting.
- Initial Startup and Testing: Start the engine and verify proper operation, checking fuel delivery and sensor readings.
BENEFITS OF USING FITECH REBEL 750HP EFI CATH TC, 340LPH RTRNLSSMOD & COIL W/LED (79891):
- Improved engine performance and throttle response.
- Enhanced fuel efficiency through precise fuel delivery.
- Comprehensive system with all necessary components included.
- Simplified installation for LS engine swaps.
- Flexible fuel compatibility for various applications.
- Reliable engine management with advanced sensor integration.
FEATURES:
- LED-equipped LS3 style coil packs for visual diagnostics.
- In-tank fuel pump with returnless module for streamlined fuel delivery.
- Speed density (Map-N) metering for accurate fuel calculations.
- Aluminum intake manifold with black anodized finish for aesthetics and durability.
- Comprehensive sensor suite for real-time engine data.
- Transmission control included for full engine and drivetrain management.






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