Description
Part Number: 36661
FiTech Go EFI 2×4 625 HP Bright Aluminum EFI System Master Kit
Crown your engine with high-performance dual-quad muscle and modern self-tuning EFI technology with the FiTech 36661 Go EFI 2×4 625 HP Master Kit in Bright Aluminum.
Key Features
- ☑ Supports dual 4-barrel intake manifolds for engines rated from 250 HP up to 625 HP
- ☑ Master Kit includes Go Fuel 340 LPH regulated in-tank fuel pump module
- ☑ Bright tumble-polished aluminum throttle body finish for classic engine bay appeal
- ☑ Self-learning ECU integrated directly onto the primary throttle body unit
- ☑ Eight flow-matched 36 lbs/hr injectors providing precise annular fuel discharge
- ☑ Color touchscreen handheld controller for quick setup and live telemetry
- ☑ Built-in ignition timing control capability without needing external ignition boxes
What's Included in the Box
- Primary 4-barrel throttle body with integrated self-tuning ECU
- Secondary 4-barrel throttle body unit
- Go Fuel 340 LPH in-tank fuel pump module with integrated 58 PSI regulator
- Handheld touchscreen controller with mounting harness
- Dedicated dual-quad plug-and-play wiring harness
- Bosch wideband oxygen sensor with weld-in exhaust bung
- Engine sensors (MAP, IAT, TPS, and Coolant Temperature)
- Gaskets, mounting hardware, and dual throttle linkage
Technical Specifications
| Brand | FiTech Fuel Injection |
|---|---|
| Manufacturer Part Number (MPN) | 36661 |
| Horsepower Range | 250 HP to 625 HP |
| Throttle Body Finish | Bright Tumble Polished Aluminum |
| Flange Mount | Dual 4-Barrel Square Bore |
| Airflow Rating | 1700 CFM total (8 x 43mm Venturis) |
| Fuel Injectors | 8 x 36 lbs/hr Flow-Matched Injectors |
| Fuel Delivery System | Go Fuel In-Tank Regulated Pump Module (340 LPH, 58 PSI) |
| Fuel Compatibility | Gasoline, Flex Fuel, E85 |
Engineered for hot rods, street machines, and track-focused builds equipped with dual 4-barrel intake manifolds, the FiTech 36661 kit delivers modern driveability, instant cold starts, and reliable fueling. Order with confidence from JP Racing for expert product support and fast UK dispatch.






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