FiTech Classic Gold 650 HP EFI w/ Force Fuel, CDI & Regulator (93121)
The FiTech Classic Gold 650 HP EFI w/ Force Fuel, CDI & Regulator (93121) is a comprehensive electronic fuel injection (EFI) conversion kit designed to replace traditional 4-barrel carburetors. This system offers improved engine performance and fuel efficiency while maintaining a classic engine appearance. Suitable for engines up to 650 horsepower, it includes essential components for a complete conversion.
KEY FEATURES AND BENEFITS:
This EFI system provides self-tuning capabilities, allowing it to adapt to various driving conditions for optimal performance.
The kit includes an inline fuel pump, fuel pressure regulator, and the Go-Spark CDI ignition box, simplifying installation and ensuring reliable operation.
Designed for 4-barrel square bore intake manifolds (4150 flange), it offers a direct replacement for carburetors.
Fuel Injection Style: Throttle body
Fuel Injection System Type: Single 4-Barrel Throttle Body (4150 Flange)
Maximum Horsepower with Gas: 650 HP
Self Tuning: Yes
Fuel System Included: Inline pump kit
Ignition System Included: Ignition box
User Interface Included: 4.5 in. display
Metering Style: Speed density
Throttle Body Mounting Flange: 4-barrel square bore
Airflow Rate (cfm): 950 cfm
Injector Size (lbs/hr): 80 lbs./hr.
Preparation: Disconnect the battery and remove the existing carburetor and fuel lines.
Installation of Throttle Body: Mount the FiTech throttle body onto the 4-barrel intake manifold, ensuring proper gasket placement.
Fuel System Setup: Install the inline fuel pump, fuel filters, and regulator, connecting them with the provided fuel hoses.
Wiring Connections: Connect the wiring harness to the ECU, sensors, and ignition system, following the provided instructions.
Sensor Installation: Mount the oxygen, MAP, IAT, TPS, and IAC sensors in their designated locations.
Ignition Box Installation: Mount the Go-Spark CDI ignition box and connect it to the distributor and wiring harness.
ECU Mounting and Display: Mount the ECU in a suitable location and connect the 4.5-inch display.
Initial Setup: Power on the system and use the display to input engine parameters and initiate the self-tuning process.
Fine-Tuning: After the initial self-tuning, make any necessary adjustments using the display.
BENEFITS OF USING THE FITECH CLASSIC GOLD 650 HP EFI W/ FORCE FUEL, CDI & REGULATOR (93121):
Improved engine performance and responsiveness.
Enhanced fuel efficiency.
Simplified startup and idle quality.
Reduced emissions compared to traditional carburetors.
Maintains a classic engine appearance.
Dual bolt pattern for compatibility with most intake manifolds.
Compact ECU for discreet mounting.
Inline fuel pump with 255 lph capacity.
Adjustable fuel pressure regulator (30-70 psi).
Go-Spark CDI ignition with multiple spark discharge below 2,500 rpm.
80 lbs/hr fuel injectors.
44mm venturi size.
950 CFM airflow.
4.5-inch display for system monitoring and tuning.
Product identification
- Brand: FiTech
- Model / MPN: 93121
