FiTech LS 750HP EFI LS3 Returnless Module Kit w/ TC/Coil/LED (79813)

Description

The FiTech LS 750HP EFI LS3 Returnless Module Kit w/ TC/Coil/LED (79813) provides a comprehensive solution for converting LS engines to electronic fuel injection. This kit is designed to deliver improved performance, fuel efficiency, and drivability, supporting up to 750 horsepower. It includes all necessary components for a complete EFI conversion, from the intake manifold and throttle body to the ECU and fuel system.

KEY FEATURES AND BENEFITS:

• This EFI system offers self-tuning capabilities, allowing for easy setup and optimization.
• Includes a 102mm billet aluminum throttle body, 55 lb/hr injectors, and a high-volume fuel rail.
• The included ECU provides sequential fuel and spark control with individual cylinder trim.
• Compatibility with 24x and 58x cam sensors.
• Transmission control available for 4L60/65/80/85 GM transmissions, enabling shift point and firmness adjustments.
• Features a 3-Bar MAP sensor for boosted applications up to 30 psi.

SPECIFICATIONS:

• Maximum Horsepower: 750 HP
• Fuel Injection Style: Multi-port
• Throttle Body Size: 102mm
• Injector Size: 55 lb/hr
• MAP Sensor: 3-Bar
• Transmission Control: For 4L60/65/80/85 GM transmissions
• Fuel System: In-tank fuel pump module, returnless
• ECU: Included, self-tuning and user-tunable

HOW TO USE:

• Preparation: Disconnect the battery and remove the existing intake manifold and carburetor.
• Installation: Install the FiTech intake manifold, throttle body, and fuel rails.
• Injector and Coil Installation: Mount the 55 lb/hr injectors and LS3-style ignition coils.
• Wiring Harness Connection: Connect the wiring harness to the sensors, injectors, coils, and ECU.
• Fuel System Setup: Install the in-tank fuel pump module and connect the fuel lines.
• Sensor Connections: Connect the MAP sensor, IAT sensor, TPS sensor, and oxygen sensor.
• ECU Configuration: Connect the handheld controller and configure the ECU settings.
• Initial Startup: Start the engine and allow the self-tuning feature to optimize the fuel and spark settings.
• Fine-Tuning: Use the handheld controller to fine-tune the settings as needed.

BENEFITS OF USING THE FITECH LS 750HP EFI LS3 RETURNLESS MODULE KIT W/ TC/COIL/LED (79813):

• Improved engine performance and horsepower output.
• Enhanced fuel efficiency and reduced emissions.
• Simplified engine tuning with self-learning capabilities.
• Precise control over fuel and spark delivery.
• Increased drivability and throttle response.
• Simplified transmission control.
• Reliable fuel delivery.

FEATURES:

• Fabricated 3mm thick aluminum sheet metal intake manifold.
• Cast, cable activated billet aluminum 102mm throttle body.
• Handheld controller with color touch screen and cable.
• Windshield mount for touch screen controller.
• LS ECU with sequential fuel and spark control.
• 55 lb./hr. injectors with high volume billet fuel rails.
• Connects to 24x and 58x cam sensors, knock sensor control.
• Two programmable electric fan outputs.
• Supplied with WBO2 sensors.
• Custom wiring harness for direct plug-in installation.
• In-tank fuel pump returnless module with 2 in. fill.
• 8 LS3 style ignition coils with LED.