Description
Part Number: 76101
FiTech Ultimate LS 500HP EFI Master Kit (Short Cathedral Intake)
Ditch outdated carburetors and wiring nightmares with the FiTech 76101 Ultimate LS 500HP EFI Master Kit. Engineered specifically for cathedral port GM LS1, LS2, and LS6 engines, this self-learning electronic fuel injection system combines a high-flow 3mm fabricated aluminum intake, 92mm throttle body, standalone ECU, and an in-tank 440 LPH fuel delivery system into one complete performance package.
Key Features & Performance Advantages
- ☑ Complete self-tuning EFI system rated up to 500 HP for GM LS cathedral port heads
- ☑ TIG-welded 3mm fabricated aluminum short intake manifold with 1,500-6,500 RPM powerband
- ☑ Low-profile 92mm billet cable-operated throttle body seated at 7 degrees for hood clearance
- ☑ Sequential spark and fuel control with 36 lbs/hr injectors and high-volume billet fuel rails
- ☑ Handheld touchscreen controller for easy setup, real-time tuning, and diagnostic data logging
- ☑ Master Kit includes 440 LPH in-tank fuel pump module and Go Fuel external pressure regulator
- ☑ Compatible with 24X and 58X crank/cam signals for effortless engine swaps
| Specification | Details |
|---|---|
| Brand | FiTech Fuel Injection |
| Part Number (MPN) | 76101 |
| Engine Compatibility | GM LS1 / LS2 / LS6 / Cathedral Port LS (4.8L, 5.3L, 5.7L, 6.0L) |
| Horsepower Rating | Up to 500 HP flywheel |
| Intake Type | Short Fabricated 3mm Aluminum (6.5″ Height) |
| RPM Range | 1,500 – 6,500 RPM |
| Throttle Body | 92mm Cable-Operated Billet Aluminum |
| Injector Size | 36 lbs/hr High-Impedance |
| Fuel Delivery Included | 440 LPH In-Tank Pump Module & Go Fuel Regulator |
| ECU / Control | Self-Learning Sequential Spark & Fuel with Handheld Touchscreen |
| Reluctor Compatibility | 24X and 58X Crank / Cam Signals |
What’s Included in the Box
- FiTech Fabricated Aluminum Short Cathedral Port Intake Manifold
- 92mm Billet Cable-Operated Throttle Body
- High-Volume Billet Fuel Rails & 36 lbs/hr Fuel Injectors
- Standalone EFI ECU & Color Touchscreen Handheld Controller
- Plug-and-Play Wiring Harness & Engine Sensors (MAP, O2, IAT, Coolant)
- In-Tank 440 LPH Fuel Pump Module & Go Fuel Pressure Regulator
- Fuel Hose, Fittings, & Intake Mounting Hardware
FiTech Fuel Injection represents the pinnacle of user-friendly performance engine management. Backed by expert UK technical advice, full warranty assistance, and fast trackable dispatch from JP Racing, upgrading your LS engine has never been more seamless.




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