Description

The FiTech LS 500HP EFI Short Intake w/ Trans Control, Pump & Coil (78702) provides a complete electronic fuel injection solution for LS engine swaps. This kit simplifies installation and enhances performance with its self-learning ECU, high-flow throttle body, and various fuel delivery options. Designed for engines up to 500 horsepower, this system includes all necessary components for seamless integration.

KEY FEATURES AND BENEFITS:

• Complete EFI System: Includes intake manifold, ECU, fuel injectors, throttle body, and wiring harness.
• Self-Learning ECU: Automatically adjusts fuel and spark settings for optimal performance.
• High-Flow Throttle Body: 92mm throttle body provides increased airflow for enhanced power.
• Multiple Fuel Delivery Options: Choose from in-tank, inline, or Force Fuel systems to suit your needs.
• Transmission Control: Manages shift points and firmness for compatible GM transmissions (4L60/65/80/85).
• Boost Ready: 3-bar MAP sensor allows for boosted applications up to 30 PSI.
• Comprehensive Sensor Package: Includes MAP, IAT, TPS, and oxygen sensors.

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)
• Transmission Controller Included: Yes
• Metering Style: Speed Density (MAP-N)
• Intake Material: Aluminum
• Throttle Body Size: 92mm
• Injector Size: 36 lbs/hr
• Fuel Type: Gasoline, Alcohol, Methanol, Flex Fuel

HOW TO USE:

• Installation of Intake Manifold: Mount the cathedral intake manifold onto the LS engine, ensuring proper gasket sealing.
• Fuel System Installation: Choose and install your desired fuel delivery system (in-tank, inline, or Force Fuel), connecting fuel lines and filters.
• Throttle Body and Injector Installation: Attach the 92mm throttle body and install the 36 lb/hr injectors onto the fuel rails.
• Wiring Harness Connection: Connect the wiring harness to the ECU and all sensors (MAP, IAT, TPS, oxygen), following the provided instructions.
• ECU Setup: Mount the ECU and connect the handheld touchscreen controller for initial setup and configuration.
• Sensor Installation: Install all included sensors into the proper location.
• Transmission Control Connection: If using a supported transmission, connect the transmission harness.
• Initial Start-up and Self-Learning: Start the engine and allow the ECU to begin its self-learning process, monitoring and adjusting settings as needed.
• Fine-Tuning: Use the handheld controller to fine-tune settings for optimal performance once the self-learning process is complete.

BENEFITS OF USING THE FITECH LS 500HP EFI SHORT INTAKE W/ TRANS CONTROL, PUMP & COIL (78702):

• Simplified LS Engine Swaps: Provides a complete EFI solution, reducing installation complexity.
• Enhanced Performance: Self-learning ECU and high-flow components optimize engine output.
• Flexible Fuel Delivery: Multiple fuel pump options accommodate various installation requirements.
• Improved Drivability: Transmission control enhances shift quality and performance.
• Boosted applications: are easily supported.
• Comprehensive kit: means less individual parts to source.

FEATURES:

• Fabricated and TIG-welded aluminum intake manifold.
• Cast billet aluminum 92mm cable-activated throttle body.
• Handheld touchscreen controller with windshield mount.
• Sequential fuel and spark control with individual cylinder trim.
• Compatibility with 24x and 58x cam sensors.
• Knock sensor control connects to factory sensors.
• Two programmable electric fan outputs for cooling management.
• Supplied with wideband oxygen sensors for accurate tuning.
• Go-Spark LS3 coil compatibility for reliable ignition.
• Go Fuel regulator compatibility for flexible fuel management.