Description
Part Number: 31003
FiTech Go Street 400HP Cast EFI System with Master Fuel Delivery Kit
Upgrade your classic carburetted engine to self-tuning electronic fuel injection with the FiTech Go Street 400HP Master Kit.
Key Features
- ☑ Supports naturally aspirated engines producing 150 HP up to 400 HP
- ☑ Direct bolt-on replacement for standard 4-barrel 4150 flange carburetors
- ☑ Advanced self-learning EFI technology with ECU mounted on throttle body
- ☑ Complete Inline Fuel Delivery Master Kit with 255 LPH external fuel pump
- ☑ Handheld touchscreen controller for simple initial setup and real-time monitoring
- ☑ Bosch 4.2 wideband O2 sensor with weld-in bung kit included
- ☑ Annular discharge design with internal fuel pressure regulator
Technical Specifications
| Brand | FiTech Fuel Injection |
|---|---|
| MPN | 31003 |
| System Type | Throttle Body EFI (TBI) |
| Horsepower Range | 150 – 400 HP |
| Flange Type | 4-Barrel (4150 Square Bore) |
| Finish | Cast Aluminum |
| Fuel Pump Included | Yes (255 LPH Inline Pump Kit) |
| Timing Control | No (EZ-Tach Signal Input Only) |
What’s Included in the Box
- FiTech 4-Injector Cast Throttle Body Assembly with Mounted ECU
- Handheld Touchscreen Tuning Module with Mounting Hardware
- Go Fuel 255 LPH High-Pressure External Inline Fuel Pump
- 40 ft High-Pressure EFI Fuel Hose and AN Fittings
- 60-Micron Pre-Filter and 30-Micron Post-Filter
- Bosch 4.2 Wideband Oxygen Sensor and Bung Assembly
- Coolant Temperature Sensor (CTS) and Wiring Harness
- Throttle Body Gaskets and Mounting Hardware
FiTech Fuel Injection delivers high-performance throttle body EFI technology that brings modern reliability, quick starting, and improved throttle response to your classic street or motorsport engine. Order from JP Racing today for authentic FiTech components and fast UK delivery.
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