Description
Part Number: 78634
FiTech Ultimate LS 1000 HP EFI System Master Kit with Short LS3 Intake
Complete multi-port self-tuning EFI swap solution with integrated fuel pump module, Go Fuel regulator, and Go-Spark LS3 coil pack set for up to 1,000 flywheel horsepower.
Key Features & Performance Highlights
- ☑ High-Flow Induction: Low-profile 3mm fabricated sheet metal aluminum TIG-welded intake manifold paired with a cable-driven 102mm billet throttle body.
- ☑ Power & Boost Ready: Handles up to 1,000 HP with high-flow 80 lb/hr injectors and an integrated 3-bar MAP sensor supporting up to 30 PSI of boost.
- ☑ Complete Fuel Delivery: Features a universal in-tank fuel pump module (440 LPH) for 6″–15″ depth tanks and a Go Fuel Tight Fit regulator with 0-100 PSI gauge.
- ☑ Ignition Upgrade: Includes 8 Go-Spark LS3 performance coil packs for maximum spark energy and simple bolt-on installation.
- ☑ Self-Learning ECU: Sequential fuel and spark control with dual Bosch wideband O2 sensors for on-the-fly automated tuning via color touchscreen controller.
Technical Specifications
| Manufacturer | FiTech Fuel Injection |
|---|---|
| Part Number | 78634 |
| Engine Compatibility | GM GEN III / IV LS-Based Engines (LS3 / L92 / L76 / L99 / LSA / LS9 Rectangular Port) |
| Power Rating | Up to 1,000 Flywheel HP (1,500 – 6,500 RPM Powerband) |
| Throttle Body | 102mm Billet Aluminum (Cable Actuated) |
| Fuel Injectors | 80 lbs/hr High-Impedance Injectors |
| In-Tank Pump Module | 440 LPH Universal Module (Fits 6″ – 15″ Tank Depths) |
| Fuel Pressure Regulator | Go Fuel Tight Fit Billet Regulator with 0-100 PSI Gauge (-6 AN Ports) |
| Ignition Coils | Go-Spark LS3 Style Performance Coil Pack Set (8-pack) |
| MAP Sensor | 3-Bar MAP Sensor (Boosted applications up to 30 PSI) |
| Crank / Cam Sensor Compatibility | 24X and 58X Crank Signals / 1X and 4X Cam Signals |
What’s Included in the Box
- Fabricated Sheet Metal Aluminum Short LS3 Intake Manifold
- 102mm Cable-Driven Billet Aluminum Throttle Body
- 80 lb/hr High-Flow Fuel Injectors (8-Pack)
- High-Volume Billet Fuel Rails with -6 AN Fuel Crossover
- Self-Learning Touchscreen Handheld Controller with Windshield Mount
- LS ECU and Plug-and-Play Engine Wiring Harness
- Universal In-Tank Fuel Pump Module (440 LPH Pump)
- Go Fuel Tight Fit Pressure Regulator with Integrated Gauge
- Go-Spark LS3 Performance Ignition Coil Pack Set (8-Pack)
- Dual Bosch Wideband Oxygen Sensors with Weld-In/Clamp-On Bungs
- Sensors (3-Bar MAP, TPS, IAC, Coolant Temp, Air Temp)
- Intake Gaskets, Hardware, and Mounting Components
Engineered for high-horsepower street and track builds, the FiTech Ultimate LS 1000 HP Master Kit removes the headache of sourcing mismatched swap components. Backed by FiTech’s industry-leading EFI design and full technical support from JP Racing, this comprehensive package delivers precision fuel metering, intense spark energy, and reliable power. Order from JP Racing today for expert UK advice and fast, dependable delivery.
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