Description
The FiTech LS EFI 750HP w/70003 Kit 50015 Regulator & LED Coil (79603) offers a comprehensive electronic fuel injection solution for LS engines. This kit is designed to provide enhanced performance, fuel efficiency, and drivability for engines producing up to 750 horsepower. It includes all necessary components for a complete EFI conversion, from the intake manifold to the ECU.
KEY FEATURES AND BENEFITS:
- Multi-Port Fuel Injection: Ensures optimal fuel delivery for improved engine performance.
- Timing Control Compatibility: Supports advanced tuning for performance enhancements.
- Power Adder Compatibility: Designed to accommodate boost and nitrous systems for added power.
- Self-Tuning ECU: Features a 4.5-inch touchscreen for easy adjustments and monitoring.
- Go Fuel In-Tank Pump Module: Simplifies installation and ensures reliable fuel delivery.
- Crank and Cam Signal Support: Compatible with both 24X and 58X signals, enhancing versatility.
- Vacuum Requirements: Designed for engines with at least 6 inches of vacuum at idle.
- Large Throttle Body: 102mm throttle body for increased airflow and performance.
- High-Performance Injectors: 55 lbs./hr. injectors for efficient fuel delivery.
SPECIFICATIONS:
- Maximum Horsepower: 750 HP
- Injection Style: Multi-port
- Metering Style: Speed density (Map-N) or speed throttle (Alpha-N)
- Throttle Body: 102mm, Black Cast Aluminum
- Injectors: 55 lbs./hr.
- Fuel Pump: 340 lph In-tank module
- ECU: Included, with 4.5-inch touchscreen
- Intake Manifold: Short Cathedral, Black Anodized Aluminum
- Fuel Type: Gasoline, Methanol, Ethanol, Flex Fuel
- Transmission Control: Optional for 4L60, 4L65, 4L70, 4L80
HOW TO USE:
- Install the In-Tank Fuel Pump Module: Place the module inside the fuel tank, ensuring proper connections.
- Mount the Intake Manifold and Throttle Body: Secure the intake manifold and attach the 102mm throttle body.
- Install Fuel Rails and Injectors: Mount the fuel rails and insert the 55 lbs./hr. injectors.
- Connect Sensors: Install the MAP, IAT, TPS, and oxygen sensors for accurate readings.
- Connect Wiring Harness: Plug in the wiring harness to the ECU and all components for seamless integration.
- Install Coil Packs: Install the included LS3 coil packs for improved ignition performance.
- Connect ECU Display: Mount the touch screen display and connect it to the ECU for user interaction.
- Initial ECU Setup: Use the touch screen to input engine specifications and perform initial setup.
- Start Engine and Monitor: Start the engine and use the touch screen to monitor and adjust settings as needed.
- Fine Tune: Drive the vehicle and fine-tune the system using the touch screen for optimal performance.
BENEFITS OF USING THE FITECH LS EFI 750HP W/70003 KIT 50015 REGULATOR & LED COIL (79603):
- Improved fuel efficiency compared to carbureted systems, leading to cost savings.
- Enhanced throttle response and overall engine performance.
- Easy tuning with the included touch screen display for user-friendly operation.
- Simplified installation with the in-tank fuel pump module for reliable performance.
- Compatibility with various fuel types, providing versatility in fuel selection.
- Reliable fuel delivery ensures consistent engine operation under various conditions.
FEATURES:
- Durable Intake Manifold: Black anodized aluminum for corrosion resistance.
- High-Flow Throttle Body: Cable-operated design for superior airflow.
- Accurate Monitoring: Bosch wideband-controlled oxygen sensor for precise fuel management.
- Durable Installation: Stainless oxygen sensor bung included for reliability.
- Compatibility: Works with both car and truck coils for versatile applications.
- Secure Connections: AN fittings and fuel crossover for enhanced durability.
- Vacuum Compatibility: Designed for applications making at least 6 inches of vacuum at idle.
- Signal Compatibility: 24X and 58X crank and cam compatible for enhanced tuning options.
- LED Coil Packs: Included for improved ignition performance.
- Advanced Controller: Programmable touch screen hand-held controller with data log features.
- Touch Screen Mounting: Comes with a suction cup mounting bracket for easy display positioning.






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