Description
FiTech Go EFI 2×4 625 HP Bright Aluminium System Master Kit
Complete self-tuning dual quad EFI master kit featuring the Force Fuel Mini surge tank and Go Spark CDI ignition system.
Overview & High-Performance Features
The FiTech Go EFI 2×4 625 HP Bright Aluminium Master Kit (MPN: 93721) delivers an all-in-one electronic fuel injection upgrade designed specifically for classic V8 engines with dual 4-barrel intake manifolds. Capable of supporting engines up to 625 horsepower, this kit replaces traditional carburetors while modernising fuel delivery and ignition response in a single package.
Included in this master kit is FiTech’s compact Force Fuel Mini surge tank assembly, which features an internal 255 LPH high-pressure fuel pump and 58 PSI regulator, eliminating the need to modify your factory fuel tank. The kit also integrates the Go Spark CDI ignition box to ensure intense spark energy, cleaner combustion, and crisp throttle response.
Key Features
- ☑ Dual 4-barrel throttle body design rated up to 625 HP with bright aluminium finish.
- ☑ Self-tuning adaptive ECU mounted within throttle body for effortless calibration.
- ☑ Force Fuel Mini surge tank system with 255 LPH internal pump and 58 PSI regulator.
- ☑ Go Spark CDI ignition control box for high-energy multiple spark output.
- ☑ Handheld color touchscreen controller for real-time telemetry and initial setup.
- ☑ High-flow 62 lbs./hr fuel injectors with annular discharge technology for optimal fuel atomisation.
Technical Specifications
| Brand | FiTech Fuel Injection |
|---|---|
| Manufacturer Part Number (MPN) | 93721 |
| System Type | Go EFI 2×4 Dual Quad Master Kit |
| Horsepower Rating | Up to 625 HP |
| Throttle Body Finish | Bright Aluminium |
| Surge Tank & Fuel Delivery | Force Fuel Mini (255 LPH, 58 PSI Regulator) |
| Ignition Control | Go Spark CDI Ignition Box Included |
| Injector Size | 62 lbs./hr |
| Oxygen Sensor | Bosch 4.2 Wideband O2 Sensor |
| Tuning Mode | Self-Tuning Adaptive ECU |
What’s Included in the Box
- 2 x 4-Barrel Throttle Bodies (Bright Aluminium Finish) with Integrated ECU
- 1 x Force Fuel Mini Surge Tank Assembly (255 LPH Pump & 58 PSI Regulator)
- 1 x Go Spark CDI Ignition Control Box
- 1 x Handheld Touchscreen Controller & Cable
- 1 x Wiring Harness with Weatherpack Connectors
- 1 x Bosch 4.2 Wideband Oxygen Sensor & Weld Bung
- 1 x Liquid-Filled Fuel Pressure Gauge, High-Pressure Hose & AN Fittings
- 1 x Coolant Temperature Sensor, Gasket Set & Mounting Hardware
JP Racing is your trusted supplier for genuine FiTech performance injection systems with fast dispatch across the UK. Order your complete 93721 master kit today or contact our motorsport specialists for expert support.







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