Description
Part Number: 30103
FiTech 8 Stack Fuel Injection System (Polished 750 HP)
Capture timeless 1960s classic V8 muscle style with modern engine management using the FiTech 30103 8 Stack Self-Tuning EFI System from JP Racing.
Key Features
- ☑ Classic 8-stack downdraft aesthetics combined with modern self-tuning EFI technology
- ☑ Rated for engines producing up to 750 HP on pump gasoline
- ☑ Eight individual 58mm velocity stack throttle bodies with polished cast aluminum finish
- ☑ Advanced self-learning ECU eliminates hard starting, plug fouling, and tuning guesswork
- ☑ Includes 4.5″ handheld touchscreen interface for effortless initial setup and live telemetry monitoring
- ☑ Integrated speed-density metering with combined MAP and IAT sensor system
- ☑ Multi-port fuel rails, wideband O2 sensor, and onboard fuel pressure regulator included
Technical Specifications
| Brand | FiTech Fuel Injection |
|---|---|
| Part Number (MPN) | 30103 |
| UPC | 812061038645 |
| Injection Style | Velocity Stack Throttle Body (8 Stack) |
| Max Horsepower Rating | 750 HP |
| Venturi Count / Size | 8 x 58.00mm Venturis |
| Throttle Body & Intake Material | Cast Aluminum |
| Finish | Polished Aluminum |
| Metering Style | Speed Density (MAP/IAT) |
| Timing Control | Yes (Compatible) |
| User Interface | 4.5″ Touchscreen Handheld Controller |
What’s Included in the Box
- FiTech Polished 8-Stack Throttle Bodies and Aluminum Intake Manifold
- Self-Tuning ECU Module and Complete Wiring Harness
- 4.5″ Handheld Touchscreen Controller with Cable
- Multi-Port Fuel Rails with Integrated Fuel Pressure Regulator
- Bosch Wideband Oxygen Sensor & Weld-In Exhaust Bung
- Integrated MAP / IAT Sensor, Coolant Temp Sensor, TPS, and IAC Motor
- Installation Hardware and Mounting Gaskets
At JP Racing, we supply top-tier performance components backed by expert technical advice and rapid UK delivery. The FiTech 30103 8 Stack System delivers unbeatable vintage visual impact with the start-and-drive reliability of modern fuel injection.




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