Description
Part Number: 36301
FiTech Go EFI 4 600 HP Bright Aluminum EFI Master Kit with Go Fuel Returnless In-Tank Module
Upgrade your carbureted engine to self-tuning electronic fuel injection with the complete FiTech 36301 Master Kit, featuring an 850 CFM bright aluminum throttle body and a 340 LPH in-tank returnless fuel module.
Key Features
- ☑ Self-Tuning Engine Management: Self-learning ECU mounted directly on the throttle body continuously adjusts air/fuel calibration for optimal drivability and throttle response.
- ☑ 600 HP Capacity: Supports up to 600 HP on naturally aspirated engines with four high-flow 80 lbs/hr fuel injectors and an 850 CFM 4-barrel square bore design.
- ☑ Go Fuel Returnless In-Tank Module: High-efficiency 340 LPH pump with integrated 58 PSI (4 bar) regulator, CNC billet aluminum top, and 2″ fuel fill neck simplifies returnless installation.
- ☑ Timing Control Capability: Integrated ignition timing control eliminates the need for external spark delay boxes when paired with compatible distributors.
- ☑ Touchscreen Handheld Controller: Color touchscreen unit provides effortless initial setup, live sensor diagnostics, and custom tuning options.
Technical Specifications
| Brand | FiTech Fuel Injection |
|---|---|
| Manufacturer Part Number | 36301 |
| Maximum Horsepower | 600 HP (Naturally Aspirated) |
| Throttle Body Finish | Bright / Polished Cast Aluminum |
| Flange Type | 4-Barrel Square Bore (Holley 4150 Pattern) |
| Airflow Rating | 850 CFM (4 x 43mm Venturis) |
| Injector Quantity & Size | 4 x 80 lbs/hr Fuel Injectors |
| Metering Style | Speed Density (MAP-N) |
| Fuel Pump Module | Go Fuel 340 LPH In-Tank Module (58 PSI Internal Regulator) |
| Fuel Fill Neck Size | 2″ Fill Neck |
What’s Included in the Box
- Bright Aluminum 4-Barrel Throttle Body with Mounted ECU
- Handheld Touchscreen Color Controller & Cable
- Go Fuel 340 LPH Returnless In-Tank Fuel Pump Module with 12-Bolt Billet Top
- Complete Plug-and-Play Wiring Harness
- Wideband Oxygen Sensor & Weld-In Stainless Bung
- Integrated MAP, TPS, IAT, and Coolant Temperature Sensors
- Gaskets & Installation Hardware
Engineered for maximum street and track performance, FiTech Fuel Injection systems combine OEM reliability with self-learning technology. As an authorised UK supplier, JP Racing provides fast nationwide shipping, expert technical guidance, and full backing for your FiTech fuel injection conversion.




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