Description
Part Number: 79934
FiTech Ultimate LS 1000 HP EFI Master Kit with Short LS3 Port Intake
A complete, self-tuning high-performance induction, fuel delivery, and ignition master solution designed for GM Gen III/IV LS engines up to 1,000 HP.
Key Features & Performance Highlights
- ☑ Complete master EFI kit engineered for GM Gen III/IV LS engines delivering up to 1,000 HP
- ☑ Low-profile, TIG-welded 3mm aluminum short LS3 port intake manifold with 102mm throttle body inlet
- ☑ Go Fuel In-Tank Dual Pump Module featuring twin 340 LPH pumps capable of supporting up to 1,600 HP
- ☑ Go Spark LS3-style ignition coil 8-pack with integrated status LEDs and custom wiring harness
- ☑ Integrated 3-bar MAP sensor supporting forced induction and boost applications up to 30 psi
- ☑ Self-learning ECU with handheld color touch-screen controller for quick, hassle-free calibration
- ☑ Dual Bosch wideband O2 sensors providing active cylinder-bank trim control
- ☑ Sequential fuel injection with 80 lbs/hr flow-matched injectors and full spark timing control
Technical Specifications
| Brand | FiTech Fuel Injection |
|---|---|
| Part Number | 79934 |
| Engine Compatibility | GM Small Block V8 Gen III / IV LS-based engines |
| Intake Style | Short LS3 Port, Fabricated 3mm TIG-Welded Aluminum |
| Power Rating | Up to 1,000 HP Flywheel (1,500 – 6,500 RPM power band) |
| Injector Flow Rate | 80 lbs/hr flow-matched injectors |
| Fuel Pump Module | Go Fuel Dual 340 LPH In-Tank Pump Assembly (Fits 7″ – 16″ tank depth, 2″ fill neck) |
| Fuel Pressure Regulator | Go Fuel Regulator with integrated pressure gauge (-6AN ORB ports) |
| Ignition System | Go Spark LS3 Coil Pack (8-pack with LED diagnostics) |
| MAP Sensor | 3-Bar MAP sensor (supports up to 30 psi boost) |
| Crank/Cam Compatibility | 24X and 58X Reluctor wheels |
| Wideband O2 Control | Dual Bosch Wideband O2 sensors with dual-bank self-learning trim |
What’s Included in the Box
- FiTech TIG-welded short LS3 port aluminum intake manifold (102mm inlet)
- 102mm billet throttle body with TPS and IAC sensors
- Billet fuel rails with AN fittings and fuel crossover line
- 8 x 80 lbs/hr flow-matched fuel injectors
- Go Fuel in-tank dual 340 LPH pump module with 2″ fill neck assembly
- Go Fuel fuel pressure regulator with liquid-filled gauge
- Go Spark LS3 ignition coil 8-pack with bracket mounting
- Self-learning ECU and full plug-and-play wiring harness
- Handheld touch-screen display controller with mounting bracket
- Dual Bosch wideband oxygen sensors with clamp-on/weld-on bungs
Designed for motorsport enthusiasts, drag racers, and custom engine builders, the FiTech 79934 Ultimate LS 1000 HP Master Kit eliminates mismatched fuel system components by providing a turnkey, self-learning EFI and ignition package. Available in the UK from JP Racing with fast dispatch and expert technical support.







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